Quotables
"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6797418 | Fuel processor for fuel cell On the basis of the temperature detected by a temperature detecting sensor, a control section determines whether the fuel processor in a warm up state or a stationary running state. In the machine-warming state, adjusting/supplying unit controls the S/C ratio of the... | 09/28/2004 |
| 6794661 | Ion implantation apparatus capable of increasing beam current In an ion implantation apparatus according to the present invention, ions are extracted from an ion source with the aid of extraction electrodes. The ions thus extracted are analyzed in mass by means of a mass analysis magnet apparatus and a mass analysis slit, so t... | 09/21/2004 |
| 6794847 | Charging system for vehicle The charging system for a vehicle includes: a motor generator which operates as a generator to generate an alternating current when the motor generator is driven by an internal combustion engine, and operates as a motor when an alternating current is supplied theret... | 09/21/2004 |
| 6788610 | Semiconductor memory device and method for selecting multiple word lines in a semiconductor memory device A semiconductor memory device that reduces the time for conducting a multiple word line selection test and operates stably. The semiconductor memory device includes memory cell blocks, row decoders, sense amps, block control circuits, and sense amp drive circuits. E... | 09/07/2004 |
| 6784526 | Integrated circuit device module According to the present invention, for a module in which a plurality of integrated circuit devices are mounted in parallel, the inductance generated by the unit length of a branched signal line on a motherboard is so set that it is smaller for a branched signal lin... | 08/31/2004 |
| 6785155 | Ferroelectric memory and operating method therefor A ferroelectric memory capable of avoiding disturbance in non-selected cells is obtained. This ferroelectric memory comprises pulse application means for applying pulses having a prescribed pulse width causing sufficient polarization inversion when applying a high v... | 08/31/2004 |
| 6780623 | Low temperature expression cDNAs encoding fructan synthesizing enzymes and method of isolating the same A wheat-derived sucrose:fructan 6-fructosyltransferase cDNA is provided which is characterized in that said cDNA has a nucleotide sequence corresponding to an amino acid sequence listed as SEQ.ID. No. 1 in FIG. 1. A wheat-derived invertase cDNA is provided wh... | 08/24/2004 |
| 6776812 | Gas liquid centrifugal separator A gas liquid centrifugal separator includes a cylindrical vessel having an axis extending in a vertical direction, an exhaust port in a top wall of the vessel which discharges gas separated from a liquid-gas mixture, a drainage port provided in a bottom wall of the ... | 08/17/2004 |
| 6773879 | Process for obtaining plant DNA fragment and use thereof A process for obtaining a DNA fragment for a plant characterized by obtaining a polymorphic DNA fragment by genomic comparison using a plant material, and then using an RNA-derived labeled probe to select a DNA fragment therefrom; a gene coding for the DNA fragment;... | 08/10/2004 |
| 6773165 | Wheel bearing device and method of manufacturing the same A wheel bearing device is provided to prevent loosening of a hub ring and an outer joint ring that are fitted together. An irregular portion treated with hardening is formed on a fit face of the hub ring on an inside periphery of which the outer joint member is fitt... | 08/10/2004 |
| D493145 | Electrical contactor | 07/20/2004 |
| 6762476 | Dielectric element including oxide dielectric film and method of manufacturing the same A dielectric element capable of attaining excellent element characteristics by suppressing an oxide dielectric film from deterioration of characteristics caused by hydrogen is obtained. This dielectric element comprises a lower electrode including a first conductor ... | 07/13/2004 |
| 6756817 | Receiver, hybrid circuit, driver circuit, and signal transmission system for bidirectional signal transmission for carrying out such signal transmission in both directions simultaneously A receiver for bidirectional signal transmission, where signals are sent and received in both directions over a signal transmission line, has a signal line, a first hold capacitor, a signal line voltage buffer circuit, a hybrid circuit, and a decision circuit. The s... | 06/29/2004 |
| 6757142 | Magnetoresistive effect element with a magnetic sensing region and outside regions thereof, and manufacturing method of the element A MR element with a magnetic sensing region and outside regions thereof which locate outside the magnetic sensing region along a track width direction, includes a multi-layered structure with an anti-ferromagnetic thin-film layer, a first ferromagnetic thin-film lay... | 06/29/2004 |
| 6754778 | Memory controller and a cache for accessing a main memory, and a system and a method for controlling the main memory A memory control system has a replacement detection/notification circuit for detecting occurrence of replacement of dirty entry in a cache and informing a memory controller of the detection, and a state control circuit for precharging the currently active page in a ... | 06/22/2004 |
| 6746874 | Reagent preparation containing magnetic particles in tablet form Subject matter of the invention is a reagent preparation for binding components of a sample in the form of a tablet comprising a multitude of magnetic particles which are held together with the aid of excipients, and the use of this reagent preparation in analytical... | 06/08/2004 |
| 6740202 | Speaker diaphragm and method of manufacturing same A speaker diaphragm is formed from a material combining a fiber-type material and a ceramic-type-coating agent including metal alkoxide, metal hydroxide, and a colloidal or fine-particulate inorganic substance. The combining process for the ceramic-type-coating agen... | 05/25/2004 |
| 6739977 | Wheel bearing device A wheel bearing device having a unitized hub ring, double-row bearing and constant velocity universal joint with one of double-row inner raceways formed on the joint outer ring. An end portion of the joint outer ring is fitted to an outside periphery of the hub ring... | 05/25/2004 |
| 6741505 | Semiconductor memory device with improved operation margin and increasing operation speed regardless of variations in semiconductor manufacturing processes A semiconductor memory device has a dummy bit line, a reference voltage generating circuit, a comparator circuit, and a timing signal generating circuit. The dummy bit line has a load equal to a load of a bit line, and the reference voltage generating circuit genera... | 05/25/2004 |
| 6736099 | Hydraulic engine-starting system in vehicle A hydraulic engine-starting system for cranking and starting an engine for a vehicle having automatically stopping and starting functions by a hydraulic motor. A hydraulic pressure that operates a hydraulic clutch of a transmission is raised promptly by using a hydr... | 05/18/2004 |
| 6738001 | Semiconductor integrated circuit A semiconductor integrated circuit comprises a digital-to-analogue converter for converting a digital signal into an analogue signal to output an analogue current signal, a current-to-voltage converter for converting the analogue current signal output by the digital... | 05/18/2004 |
| 6736565 | Ball joint and assembling method therefor A ball joint comprises: a ball stud having a spherical head at an end thereof; a ball seat into which the spherical head is slidably fitted so as to universally support the ball stud; and a housing for accommodating the ball seat. The ball seat and the housing have ... | 05/18/2004 |
| 6736456 | Seat apparatus for automobile A seat apparatus comprises a backrest portion which can be tilted, a hook mounted on the upper portion which is a tilting end, a sitting portion which can raise on a fulcrum, which is a front edge, and an engaged portion which can engage a book mounted on a rear. Wh... | 05/18/2004 |
| 6732568 | Sensor probe for measuring temperature and liquid volumetric fraction of a liquid droplet laden hot gas and method of using same A sensor probe and method of use for determining the temperature, velocity, and/or liquid volumetric fraction of gas laden with droplets. In one variation, the probe includes a single heating element used in a well-characterized flow. The heating element is maintain... | 05/11/2004 |
| 6732679 | Water-cooled internal combustion engine In an internal combustion engine with cylinders and a crankshaft, coolant discharged from a coolant circulating pump is supplied to a coolant jacket formed in a cylinder block via a coolant jacket formed in a cylinder head. An inlet port through which the coolant di... | 05/11/2004 |
| 6733014 | Brush seal The brush section of a brush seal is protected from damages during installing work. It is constituted such that a brush seal unit has, at the free end of the brush section, at least one ablative plate section formed therewith and has a thin groove at the boundary be... | 05/11/2004 |
| 6735161 | Recording-medium transfer device A recording-medium transfer device having a anti-rattle construction is provided. A transfer roller 6 of the recording-medium transfer device is arranged above a chassis 5 to be perpendicular to a direction X of transferring recording medium. The trans... | 05/11/2004 |
| 6735230 | Semiconductor luminous elements and semiconductor laser On the surface of a conductive substrate (1) of GaAs, Ge, Si, etc., a semiconductor lamination section including a light emitting layer forming portion (11) that has at least an n-type layer (4) and a p-type layer (6) made from a compound... | 05/11/2004 |
| D489380 | Outboard motor cowl | 05/04/2004 |
| 6729769 | Tire wheel bearing apparatus A tire wheel bearing apparatus comprises an outer member having multi rows of track surfaces integrally provided on an inner periphery, an inner member having a tire wheel mounting flange provided at one end thereof, a cylindrical small diameter step portion provide... | 05/04/2004 |
| 6729757 | Method of and a device for flatness detection The invention relates to a method of and a device for detecting the flatness of a metal band product at high temperature, using a measuring roll (1) having a cylindrical external face (13) comprising an angular contact sector with the band and a free s... | 05/04/2004 |
| 6729452 | Fluid transmitting device with lock-up clutch A fluid transmitting device includes a side cover connected to a pump impeller and defining a clutch chamber between the side cover and an outer surface of a turbine runner, and a lock-up clutch which includes a clutch piston connected to the turbine runner. The clu... | 05/04/2004 |
| 6729162 | Electric furnace extension method and extension apparatus for optical fiber glass preform An electric furnace extending method and apparatus for an optical fiber glass body alignment when connecting the extension use body and pulling member and making it possible to immediately start the extension after the fusing of the connection portion. A centering m... | 05/04/2004 |
| 6731025 | Motor with linear and rotary motion A motor that is capable of both linear and rotational motion. One coil translates the motor along its axis for linear motion and a second coil causes the shaft to rotate. Coacting with the translate coil is a translate magnet where the north and south poles are orie... | 05/04/2004 |
| 6730250 | Method and apparatus for stabilizing material physical properties of recyclable bumpers A method for stabilizing material physical properties of recyclable bumpers including the steps of: separating coating from raw material obtained by cleaning, fracturing and drying recyclable bumpers to form a recycled matrix; mixing an additive with the recycled ma... | 05/04/2004 |
| 6726570 | Constant velocity universal joint The tripod member has three trunnions which are projected radially. Each of the trunnions carries a roller, and this roller is accommodated in one of the track grooves in the outer joint member. The outer peripheries of the rollers and the roller guideways make angu... | 04/27/2004 |
| 6726777 | Cleaning method and apparatus using fluid spraying Cleaning fluid is sprayed upwards from under a substantially horizontally-held object to be cleaned for cleaning the underside of the object. At this time, an accelerating fluid accelerates the cleaning fluid to change its spraying direction toward a surface of the ... | 04/27/2004 |
| 6726365 | Foil type fluid bearing The disclosed invention relates to a foil type fluid bearing including a foil assembly. The foil assembly supports a journal within a stationary retaining member and includes a top foil that is disposed on the inside in the radial direction, three mid foil layers th... | 04/27/2004 |
| 6727533 | Semiconductor apparatus having a large-size bus connection In a semiconductor apparatus of the present invention, a plurality of circuit components are provided. A first bus interconnects the circuit components. A second bus interconnects the circuit components. A switching unit outputs a select signal that causes each circ... | 04/27/2004 |
| D488760 | Wheel for automobiles | 04/20/2004 |
