Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 6754791 | Cache memory system and method for accessing a cache memory having a redundant array without displacing a cache line in a main array A system and method for accessing a cache memory having a redundant array without displacing a cache line in a main array are described. Redundant rows of a cache memory array are used as extra cache lines for the cache memory array. Operations can be perform... | 06/22/2004 |
| 6754031 | Method and apparatus for controlling an access mechanism within a disk drive A method and apparatus for controlling an access mechanism within a disk drive are disclosed. A servo apparatus comprises a first detection module for discretely detecting a displacement value of an access mechanism from a target position at predetermined time inter... | 06/22/2004 |
| 6754026 | Tape transport servo system and method for a computer tape drive A tape transport servo system and method that do not make use of tachometers and/or encoders to derive tape velocity and position are provided. The tape transport servo system and method derive velocity and position of the tape from a primary and direct manner and a... | 06/22/2004 |
| 6752560 | Removable splined shaft end for submersible pumps A submersible pump assembly having first and second components that are coupled together has a removable externally splined sleeve. A key is located in the keyway between the shaft sleeve and the shaft for transmitting torque. A threaded fastener secures to a thread... | 06/22/2004 |
| 6754782 | Decentralized global coherency management in a multi-node computer system A non-uniform memory access (NUMA) computer system includes a first node and a second node coupled by a node interconnect. The second node includes a local interconnect, a node controller coupled between the local interconnect and the node interconnect, and a contro... | 06/22/2004 |
| 6749018 | Bit run and retrieval wear bushing and tool A wear bushing has a lower portion that is landed on a casing hanger in a wellhead housing. An upper portion of the wear bushing has a shear ring in a locking profile that locks the wear bushing to the casing hanger. A locking ring resides in a bore of the wear bush... | 06/15/2004 |
| 6746182 | Keel joint arrangements for floating platforms Keel joint assemblies are described that permit a degree of rotational movement of a riser within the keel of a floating vessel and greatly reduce the amount of stress and strain that is placed upon the riser, as well. Keel joint assemblies described provide a limit... | 06/08/2004 |
| 6748563 | Method and apparatus for testing path delays in a high-speed boundary scan implementation A method and apparatus for testing path delays in a high-speed boundary scan implementation overcomes limitations imposed by pipelined high-speed clocking architectures used in integrated circuits. A special phase hold circuit provides a mechanism for clocking circu... | 06/08/2004 |
| 6748559 | Method and system for reliably defining and determining timeout values in unreliable datagrams A method for managing allocation of network resources within the distributed computer system is provided. Specifically, the network traversal time and the end node response time for requests and/or packets being routed in a switch-connected system area network are u... | 06/08/2004 |
| 6748518 | Multi-level multiprocessor speculation mechanism Disclosed is a processor, which reduces issuing of unnecessary barrier operations during instruction processing. The processor comprises an instruction sequencing unit and a load store unit (LSU) that issues a group of memory access requests that precede a barrier i... | 06/08/2004 |
| 6748501 | Microprocessor reservation mechanism for a hashed address system A method of storing values in a sliced cache by providing separate, but coordinated, reservation units for each cache slice. When a load-with-reserve (larx) operation is issued from the processor core as part of an atomic read-modify-write sequence, a message is bro... | 06/08/2004 |
| 6748436 | System, method and program for management of users, groups, servers and resources in a heterogeneous network environment A system, method, and program for managing users, groups, servers, and resources in a heterogeneous network environment are disclosed. The network environment includes a configuration server coupled to a number of deployment servers, which each operates under a spec... | 06/08/2004 |
| 6747832 | Disk apparatus and head position control method A disk drive has a data recording medium such as a disk, a spindle motor for rotating the disk, disk rotation speed controlling logics for supplying a spindle current to the above described spindle motor to rotate the disk at a constant speed, a head unit for access... | 06/08/2004 |
| 6746371 | Managing fitness activity across diverse exercise machines utilizing a portable computer system In accordance with the method, system and program of the present invention, at least one type of exercise indicator signal associated with exercise performed by a particular user is received from a particular exercise machine in a common transmittable data format at... | 06/08/2004 |
| 6742694 | Solder ball disposing apparatus, solder ball reflow apparatus, and solder ball bonding apparatus An apparatus joins bonding pads of a slider and lead pads of lead wires in a head gimbals assembly to improve efficiency, downsizing, and maintenance of solder-ball disposing devices, and solder-ball reflow devices for reflowing solder balls. The solder-ball disposi... | 06/01/2004 |
| 6742458 | Machine for transport of passengers and cargo An electrically powered vehicle transportation system utilizes a guideway with parallel enclosed rails. Each enclosed rail has an electrical bus bar for supplying power to vehicles on the guideway. The guideway will accommodate dual-mode vehicles that are capable of... | 06/01/2004 |
| 6742594 | Flowline jumper for subsea well A subsea well system has a flowline jumper that extends between components on the sea floor. The jumper has connectors on each end for connecting to the two components. At least a portion of the jumper is buoyant and sufficiently flexible to cause it to assume a ver... | 06/01/2004 |
| 6745340 | Method and system for recovering data from an optical write once read many (WORM) medium with both directory entries damaged A file recovery logic implemented within a data processing system is disclosed that recovers data from a file on a write once read many (WORM) medium when the file cannot be accessed due to the damage to both the hash and hierarchical directory entries. The file rec... | 06/01/2004 |
| 6744452 | Indicator to show that a cached web page is being displayed A modified web browser application on a data processing system for use in searching the Internet and displaying web pages. The modified web browser has a cache area which caches/stores a copy of a web page downloaded from the internet. When a particular page is requ... | 06/01/2004 |
| 6742030 | Method to keep a persistent trace of weblink use per user A method of monitoring transmissions across a network by recording a history of user-selected network transmission requests to a network client in a trace object, wherein the history of user-selected network transmission requests includes a trace of one or more netw... | 05/25/2004 |
| 6741568 | Use of adaptive resonance theory (ART) neural networks to compute bottleneck link speed in heterogeneous networking environments Bottleneck link speed, or the transmission speed of the slowest link within a path between two nodes, is determining by transmitting a sequence of ICMP ECHO data packets from the source node to the target node at a selected interval and measuring the return data pac... | 05/25/2004 |
| 6741413 | Common mode transient reduction circuit for improving transient response of an operational transconductance amplifier A common mode transient reduction circuit for use with an operational transconductance amplifier having a main amplifier and a common mode feedback amplifier coupled to a common bias voltage is disclosed. The common mode transient reduction circuit includes a delay ... | 05/25/2004 |
| 6738778 | Method and apparatus for monitoring the execution of a program The present invention is related to “trace” and debugging capability in the operation of the Java programming utility. It represents a means to execute a program in such a way that the sequence of statements being executed can be observed. It is related to “de... | 05/18/2004 |
| 6737894 | Method and apparatus for generating impedance matched output signals for an integrated circuit device An apparatus for generated impedance matched output signals for an integrated circuit is disclosed. The apparatus includes a master true driver circuit, a master complement driver circuit and multiple clone output driver circuits. The master true driver circuit incl... | 05/18/2004 |
| 6736705 | Polishing process for glass or ceramic disks used in disk drive data storage devices Disk substrates are polished in a process which uses a single load of the disks to a polishing apparatus and a single polishing slurry. Preferably, the process varies at least one polishing parameter at multiple stages to achieve both a reasonable rate of removal du... | 05/18/2004 |
| 6732980 | Railway frog wear component A railway frog has a pair of wing rails with converging and diverging portions. A point member is located between forward portions of the wing rails. The forward portion of at least one of the rails has a section adjacent the point that has the rail head removed. A ... | 05/11/2004 |
| 6732673 | Drivable post and marker An anchor system for flexible marker posts comprises an anchor that receives a post before the anchor is driven into the ground. In one version of the anchor system, a V-shaped configuration folded along two longitudinal side axes and one lower lateral axis. This ve... | 05/11/2004 |
| 6735759 | Editing system for translating displayed user language using a wrapper class A system, method, and program for providing language translators with contextual information for the text to be translated. The translator is presented with a graphical user interface in the base language, and can interactively translate each text label on the scree... | 05/11/2004 |
| 6734805 | Composite pipe telemetry conduit A section of pipe for well operations has a cylindrical fiber composite pipe body and a pair of metallic end fittings. The end fittings differ from each other in that they are provided with mating key features to ensure proper angular or rotational alignment between... | 05/11/2004 |
| 6731110 | Magneto-resistive device with built-in test structure and method for determining resistance and track width A magneto-resistive device with built-in test structure. The magneto-resistive device includes a slider having first and second lower termination pads and first and second upper termination pads. A first conductive trace element electrically couples the first lower ... | 05/04/2004 |
| 6732291 | High performance fault tolerant memory system utilizing greater than four-bit data word memory arrays A method for providing a fault tolerant memory system having a number of memory arrays that includes at least one spare memory array and utilizing a data word organization of greater than 4 bits. The method includes detecting a multi-bit word error in a memory array... | 05/04/2004 |
| 6732138 | Method and system for accessing system resources of a data processing system utilizing a kernel-only thread within a user process A method and system are disclosed for managing access to system resources by a user process within a multitasking data processing system. The data processing system includes a processor for executing kernel threads scheduled to the processor and a memory having a us... | 05/04/2004 |
| 6731996 | Method of using isotropic plasticity to model the forming of anisotropic sheet A method of fabricating an article from a blank of material (e.g., aluminum alloy sheet) having anisotropic deformation properties, with tooling which has been designed by predicting flow and deformation of the blank using an analysis which decouples the anisotropic... | 05/04/2004 |
| 6731129 | Apparatus for measuring capacitance of a semiconductor device An apparatus for measuring capacitance of a semiconductor device is disclosed. The apparatus includes a signal source circuit, a first transistor, a second transistor, and bypass capacitor. The first transistor is connected in series with the second transistor, and ... | 05/04/2004 |
| 6726449 | Pump diffuser anti-spin device In a downhole centrifugal pump, diffusers are stacked one on top of each other inside of tubular pump housing without contacting the pump drive shaft or impellers. A first compressive device applies a pre-compressive force to a stack of diffusers to prevent the diff... | 04/27/2004 |
| 6728873 | System and method for providing multiprocessor speculation within a speculative branch path Disclosed is a method of operation within a processor, that enhances speculative branch processing. A speculative execution path contains an instruction sequence that includes a barrier instruction followed by a load instruction. While a barrier operation associated... | 04/27/2004 |
| 6728872 | Method and apparatus for verifying that instructions are pipelined in correct architectural sequence A method and apparatus for enabling the correct architectural sequencing of fetched instructions prior to allowing the instructions to complete in the processor pipeline to reduce the occurrence of pipeline breaks. A branch processing unit (BPU) is designed to perfo... | 04/27/2004 |
| 6728361 | Method and system for switching short-code accesses based on origination time and service area A method and system for switching short code telephone calls based on origination time and service area provides a reusable set of short codes for call switching in conjunction with radio promotions and other short-term uses. A database-managed switching system mana... | 04/27/2004 |
| 6722426 | Gasket with multiple sealing surfaces A metal seal for a wellhead assembly has upper and lower legs extending in opposite directions from each other and a rib extending radially outward from a junction of the legs. A first conical band on the upper leg extends uninterrupted from the rib a selected dista... | 04/20/2004 |
| 6725397 | Method and system for preserving data resident in volatile cache memory in the event of a power loss A method for preserving data resident in a volatile memory of a data storage unit having at least one rotatable disk platter in the event of an interruption of a primary supply power. The method includes monitoring the status of the primary supply power to the data ... | 04/20/2004 |
