"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
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| Number | Title | Issue Date |
| 7630590 | Optical sensor for measuring thin film disposition in real time A novel optical sensor is used for monitoring the thickness of deposited thin film in real time. The sensor operates on the basic principle of a Fabry-Perot interferometer. A MEMS based design is used to fabricate the optical fiber sensor. Detail analytical results ... | 12/08/2009 |
| 6941900 | VAL rotary engine A rotary engine has a spherical enclosure serving as a combustion chamber, a first baffle inside the combustion chamber slideable along a groove formed in the spherical enclosure, and a second baffle disposed in the combustion chamber which is in sealing engagement ... | 09/13/2005 |
| 6727427 | Electrical wiring channel An electrical wiring channel is installed beneath a wallboard, and includes a wiring channel member, a wiring faceplate, and a baseboard. The electrical wiring channel can be retrofit into existing buildings, by removing existing molding, and removing a portion of t... | 04/27/2004 |
| 6643849 | No-slip, no-spill, no-hands urinal A no-slip, no-spill, no-hands urinal provides freedom and a hygienic environment for a person confined to a wheelchair or bed. The urinal is shaped so it stays in place without being held, is resistant to urine spillage, and can be comfortably used for ho... | 11/11/2003 |
| 6581796 | Trash receptacle A trash receptacle includes an upper rim, four sidewalls, and a lid. The trash receptacle includes a pair of recessed channel portions disposed in opposite sidewalls. A pair of handles are disposed in each of the channel portions. The channel portions eac... | 06/24/2003 |
| 6460199 | No-slip, no-spill, no-hands urinal A no-slip, no-spill, no-hands urinal is used to provide more freedom and a more hygienic environment for a person confined to a wheelchair or bed. The urinal includes a soft, clear plastic body with rounded edges, and having a shape permitting it to be fi... | 10/08/2002 |
| 6077416 | Method for purification of waste water using an electric coagulator The invention relates to purification of waste waters and may be used for water purification from heavy non-ferrous metals, chrome and organic impurities, as well as for separation of impurities from solution. The method is performed by electric coagulati... | 06/20/2000 |
| 6033552 | Method for purification of natrium sulphate Purification of Natrium Sulfat, separation of chrome by the electrocoagulation of Chrome using a bioelectrode cell (AC). The bioelectrode cell is a series of electrodes (Fe--Cr--Fe--Cr), and AC is applied to the first and the last electrodes.... | 03/07/2000 |
| 6029295 | Annular pillow with metal mesh material cover A pillow serving as a cervical support has a metal mesh material cover encasing a resilient padding material. The pillow has an annular shape, thus forming a ring-shaped body. The size of the body should be different, and may be varied, depending upon the... | 02/29/2000 |
| 4751357 | Microwave oven with moving equipment, and an accessory for the oven A microwave oven includes an insulating enclosure subjected to microwave radiation, a moving sole plate, a device for vertically displacing the sole plate inside the enclosure, and a fastening device for attaching a work accessory to a wall of the enclosu... | 06/14/1988 |
| 4749152 | Aircraft undercarriage of tilting-beam type and of reduced bulk The present invention is concerned with tilting-beam undercarriages. The undercarriage is characterized in that the shock absorber means (7) comprise a hollow cylinder (11) entered by a plunger stem (14) at its first end (12) and by a piston (18) at its second... | 06/07/1988 |
| 4748592 | Recording and reproducing method by a change in composition on a solid surface In a vacuum, recording is conducted by exposing a solid surface to a neutral particle beam or an ion beam modulated with a recording signal and converged, thereby to locally develop a change in composition on the solid surface. Then, reproducing is conduc... | 05/31/1988 |
| 4747636 | Arrangement for forming vehicle bodies An arrangement for forming partially a vehicle body of the open-top type comprises a front header member provided at an upper end portion of a front windshield for interconnecting therethrough right and left front pillars which are provided at right and l... | 05/31/1988 |
| 4746962 | Photoelectric conversion device and method of making the same A photoelectric conversion device with a substrate having an insulating surface, and a plurality n of semiconductor photoelectric conversion elements U1 to Un sequentially formed side by side on the substrate and connected in series ... | 05/24/1988 |
| 4746816 | Spike detector circuitry Circuitry for detecting a pulse having a duration as short as 10 nanoseconds. The circuitry includes a storage device for storing the peak amplitude of the pulse. Signal resolution enhancement circuitry is responsive to the storage device for establishing... | 05/24/1988 |
| 4745695 | Information carrier holding rail An information carrier holding rail (10) which comprises a rear wall (18) and a transparent front wall (12) connected to the rear wall (18) to form an upwardly open pocket. The rear wall (18) and the front wall (12) engage on each other under stress. At t... | 05/24/1988 |
| 4744862 | Manufacturing methods for nonlinear semiconductor element and liquid crystal display panel using the same A method of manufacturing a liquid crystal display panel including preparing a first substrate member by forming a first conductive layer serving as a first electrode on a first substrate having an insulating surface; forming a first non-single-crystal se... | 05/17/1988 |
| 4744500 | Vehicle assembly system A plurality of vehicle bodies are successively conveyed with the rear of each vehicle body directed in the conveying direction and the front of each vehicle body opposed to the rear of the immediately rearward vehicle body. A single robot mounts a first p... | 05/17/1988 |
| 4744404 | Foundry sand blowing apparatus A foundry sand blowing apparatus for blowing foundry sand into a mold in forming a die such as a core for use in shell mold process or the like comprises a foundry sand storage tank provided with an eject pin. The eject pin is movable between an ejecting ... | 05/17/1988 |
| 4744295 | Setting mechanism for endless band printing device A printing mechanism is described comprising a plurality of type carriers (12, 34) which on their outer peripheral face carry in one region printing types and in another region indicator types (44). The printing types can be brought by turning the type ca... | 05/17/1988 |
| 4745283 | Stimulable phosphor sheet transfer apparatus which includes first and second suction boxes separately connected to a section blower and a pair of buffer tanks A stimulable phosphor sheet transfer apparatus for transferring a stimulable phosphor sheet storing therein a radiation image information in a sub-scanning direction when the stimulable phosphor sheet is scanned with a stimulating ray along a main scannin... | 05/17/1988 |
| 4742947 | Optical system for use as stand alone unit or with a device for attaching modular electronic components to or removing them from a substrate A optical system for stand alone use or for use with a device for attaching modular electronic components to or removing them from a substrate, including a microscope which is horizontally rotatable through 0°, +90°. and -90° positions relative to a co... | 05/10/1988 |
| 4743500 | Magnetic recording medium A magnetic recording medium comprising a nonmagnetic support and a magnetic recording layer provided on said support, said magnetic recording layer comprising a ferromagnetic metal powder having a specific surface area of not less than 45 m2 /g... | 05/10/1988 |
| 4743487 | Magnetic recording medium A magnetic recording medium such as an audio cassette tape or a video cassette tape comprising a flexible nonmagnetic support and a magnetic recording layer which contains a ferromagnetic cobalt-containing iron oxide, in which the nonmagnetic support has ... | 05/10/1988 |
| 4743425 | Method of producing ferrous sintered alloys with superior abrasion resistance A method of producing ferrous sintered alloys comprises the steps of preparing mixed alloy powder containing Fe-P-C eutectic alloy powder which includes phosphorus within the range of 2.0% to 3.0% by weight, carbon not more than 4.0% by weight and one of ... | 05/10/1988 |
| 4741800 | Etching method for the manufacture of a semiconductor integrated circuit A dry etching method for use in the manufacture of a semiconductor integrated circuit using an etching apparatus which is provided with an exciting chamber into which a reactive gas is introduced and an etching chamber which communicates with the reactive... | 05/03/1988 |
| 4742411 | Magnetic head feed mechanism including a dust preventing means A magnetic head feed device for feeding a magnetic head for recording information on a magnetic recording disk and/or reproducing information from the magnetic recording disk in a radial direction of the magnetic recording disk includes a driving force so... | 05/03/1988 |
| 4741302 | Internal combustion engine In a four-valve engine having a pair of intake ports and a pair of exhaust ports, the hole for inserting the spark plug or the fuel injection nozzle is obliquely formed between the exhaust ports so that one end of the hole opens in the lower surface of th... | 05/03/1988 |
| 4740133 | Composite working device using a robot and method of accomplishing composite work using a robot A welding robot is provided with a first joint member in addition to a welding gun. A work holder provided with a second joint member adapted to be connected with the first joint member and a clamp mechanism for gripping a workpiece is positioned in a pre... | 04/26/1988 |
| 4740418 | Magnetic recording medium A magnetic recording medium comprising a nonmagnetic support and a magnetic recording layer provided on said support, said magnetic recording layer comprising a ferromagnetic powder dispersed in a binder, characterized in that said magnetic recording laye... | 04/26/1988 |
| 4739855 | Vehicle steering system having a steering ratio changing mechanism A steering system for a vehicle comprises a front wheel turning mechanism for turning the front wheels in response to operation of a steering wheel, a steering ratio changing mechanism inserted into the front wheel turning mechanism to change the ratio of... | 04/26/1988 |
| 4740806 | Range finding device A device for finding the range to an object for use in an automatic focusing camera consisting of a light emitting source for emitting light towards the object and a light detecting element for receiving reflected light from the object and producing an ou... | 04/26/1988 |
| 4740896 | X-ray CT system with means to expand detector signals by interpolation before filter processing is performed In an X-ray CT apparatus including an X-ray source for irradiating X-rays to an object to be tested; a radiant ray detector for detecting the amount of X-rays transmitted through said object to be tested; a device for rotating the X-ray source and the det... | 04/26/1988 |
| 4738469 | Structural arrangements for supporting steering devices A structural arrangement for supporting a steering device comprises a steering column into which a steering shaft coupled at one end thereof with a steering wheel is inserted to be rotatable, a steering bracket having one end portion thereof fixed to an u... | 04/19/1988 |
| 4738022 | Vehicle assembling-and-feeding system A vehicle assembling-and-feeding system comprises an engine/suspension feeding line which travels through an engine assembly line and a first suspension assembly line for assembling one of front and rear suspensions to feed the engine and said one suspens... | 04/19/1988 |
| 4738475 | Hose clamp The hose clamp for fire hoses on hose couplings comprises a nipple whereon the hose end is pushed. The hose end is pressed on the nipple via a radially resiliently compressible clamping sleeve by means of a clamping element against the outer surface of th... | 04/19/1988 |
| 4737223 | Label dispenser compression roller The invention concerns a label dispenser to dispense and deposit stick-on labels, whereby in each operational cycle one stick-on label is moved into a dispensing position below a compression roller with a contoured surface and a sleeve by means of which t... | 04/12/1988 |
| 4736813 | Cruise control system for vehicle A cruise control system for a vehicle having an automatic transmission comprises a constant speed driving device having an actuator for changing the amount of fuel to be fed to the engine, a first controller for controlling the actuator to control the amo... | 04/12/1988 |
| 4735698 | Method of making magneto-optical recording medium A method of making a magneto-optical recording medium comprises the steps of moving a rotating substrate along a first dielectric target, at least one rare earth metal target, and a second dielectric target which are disposed in this order from an upstrea... | 04/05/1988 |
| 4735177 | Intake system for internal combustion engine An intake system for an internal combustion engine has an intake passage comprising a common passage portion opening to the atmosphere, a surge tank connected to the downstream end of the common passage portion and a plurality of discrete passage portions... | 04/05/1988 |