U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.

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Examiner: Robertson, David L.


Primary examiner statistics: 404 patents; average approval time: 967 days
Assistant examiner statistics: 253 patents; average approval time: 785 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
7275248 Information processing apparatus and method of system control of ...
7237070 Cache memory, processing unit, data processing system and method ...
7165142 Data storage array linking operation switching control system
7149428 OSNR monitoring method and apparatus using tunable optical bandpa...
7146459 Writing a sequence of M bytes to a disk with continuous write ste...
6961838 Generating updated virtual disks using distributed mapping tables...
6925485 Proxy cache preloader
6907493 Memory device interface
6892279 Method and apparatus for accelerating retrieval of data from a me...
6889284 Method and apparatus for supporting SDRAM memory
6880045 Multi-processor computer system with transactional memory
6868477 Method and apparatus for optimizing skip mask operations in a dis...
6850969 Lock-free file system
6851027 Memory system organized into blocks of different sizes and alloca...
6845438 Method for controlling non-volatile semiconductor memory system b...
6813688 System and method for efficient data mirroring in a pair of stora...
6785767 Hybrid mass storage system and method with two different types of...
6766409 Method of writing, erasing, and controlling memory for memory dev...
6760826 Store data in the system memory of a computing device
6751160 Memory control with burst-access capability
6748493 Method and apparatus for managing memory operations in a data pro...
6728856 Modified Harvard architecture processor having program memory spa...
6725375 Microcomputer and method and apparatus for changing the contents ...
6725319 Memory device interface memory translator hub
6718439 Cache memory and method of operation
6715025 Information processing apparatus using index and tag addresses fo...
6711690 Secure write blocking circuit and method for preventing unauthori...
6697803 Generating searchable data entries and applications therefore
6693814 Priority encoder circuit and method
6687784 Controller for controlling nonvolatile memory unit
6683372 Memory expansion module with stacked memory packages and a serial...
6671785 Programming protection status indicators for flash memory
6647483 Address translation circuit for processors utilizing a single cod...
6631441 DRAM read and write circuit
6631440 Method and apparatus for scheduling memory calibrations based on ...
6611897 Method and apparatus for implementing redundancy on data stored i...
6604169 Modulo addressing based on absolute offset
6601160 Dynamically reconfigurable data space
6587920 Method and apparatus for reducing latency in a memory system
6584537 Data-cache data-path

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
6591244 Computer method and apparatus for automatic execution of software...
6578006 Project work management method and system
6377934 Method for providing a reverse star schema data model
6308163 System and method for enterprise workflow resource management
5305447 Multi-task operating system for a disc drive
5297067 Electronic hot connection of disk drive module to computer periph...
5268801 Method and apparatus for effecting data transfer with high precis...
5262905 Monitor apparatus for rotary head
5258880 Video signal reproducing apparatus connectable with a printer and...
5257143 Method and apparatus for positioning head of disk drive using ...
5255383 Method and apparatus for skewing a memory read clock signal in a ...
5253124 Apparatus for forming recording tracks on disks with different ...
5251079 Tracking control circuit including gain correction control
5251078 Tape position detecting device that compares and selects between ...
5247402 Apparatus for high speed searching and reproduction of data recor...
5247404 Magnetic recording and reproducing apparatus with magnetic head ...
5243474 Automatic tracking control system which utilizes a crosstalk enve...
5241432 Endless tape conveying device
5241431 Apparatus for adjustment of position slope for servo
5239426 Recording or reproducing apparatus adapted to intermittently dete...
5237673 Memory management method for coupled memory multiprocessor system...
5235478 Disc drive apparatus with servo tracks offset from data tracks
5235479 Digital video tape recorder with tracking central circuit for cau...
5231549 Disk drive apparatus with cam and follower for unloading heads
5231547 System for controlling positions of record tracks relative to a s...
5231548 Rotary drum controller
5227931 Stepper motor head driving device accounting for hysteresis error
5220477 Cassette tape-loading apparatus
5218489 Auto tracking apparatus for video tape recorder
5214543 Portable audio apparatus having a power savings device
5214544 Apparatus for generating a track zero signal in a floppy disc dri...
5210662 Tracking control apparatus for magnetic disk
5210669 Methods of improved servo head passive noise cancellation by plac...
5210661 Method of skipping unrecorded areas while playing back a record m...
5198946 Head drive mechanism using non-axial lead screw imparted motion
5196970 Magnetic disc apparatus
5194999 Video recording and playback apparatus with automatic normal and ...
5193034 Magnetic disk apparatus of constant-density recording type, magne...
5191491 Method and apparatus for reading distorted helical stripes
5189569 Head drive mechanism with pivoting mechanism
 
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