Famous Patents
Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 6768656 | Power converter with input-side resonance and pulse-position demodulation feedback control A DC power converter enclosing a regulated AC power supply within the overall design topology. The power transfer function incorporates a process wherein a portion of the negative AC signal, generated across the input winding of a power transformer, is intercepted b... | 07/27/2004 |
| 6763925 | Self propelled backfilling apparatus A self propelled vehicle for transport and placement of an onboard supply of fill material in an onboard hopper. The hopper is connected to said vehicle at a point operatively positioned to discharge fill material placed therein on a conveyor belt mounted to a suppo... | 07/20/2004 |
| 6749237 | Unitary body swiveling hoist ring and method of manufacture An improved hoist ring and method of manufacturing a hoist ring having a generally U shaped ring member and two substantially parallel legs. A pair of apertures communicated through the parallel legs and rotationally engage a pair of elongated shoulders protruding f... | 06/15/2004 |
| 6745738 | Pneumatic valve return spring A valve spring device using pressurized gas for use in biasing a reciprocating valve which moves between a seated position and open position. The device features a static housing having a static chamber what is translateably engaged with dynamic housing. Chambers in... | 06/08/2004 |
| 6745813 | Rolling pivot for track suspended articulated panels An improved rolling pivot for suspended support of articulated panels such as shutters or room dividers in an overhead channel. The pivot features angled engagement of overlapped wheels of the rolling pivot in the overhead channel to thereby allow the supported arti... | 06/08/2004 |
| 6728554 | Wireless communication network A wireless communication network which includes an antenna array for receiving and transmitting signals to and from remote users which is capable of adapting to widely varying traffic levels. Different antenna elements can be turned on during high user periods and o... | 04/27/2004 |
| 6712414 | Mobile, expandable structure, assembly support system A low profile, expandable, mobile rigid structure with unique a unique assembly and support system, that can easily be transported by an average sized vehicle. The structure features a central structure with a central roof section, a pair of endwall assemblies, and ... | 03/30/2004 |
| 6708604 | Collapsible smoker and oven device A light, foldable food cooker that will move from an expanded position to a collapsed position which can be used as a barbeque, stove, oven and smoker, and still fit into a confined area is very desirable. The device has a folding center section assembly made up of ... | 03/23/2004 |
| 6706990 | Resistance welder multi-purpose attachment A device for use in combination with a hand held resistance welder to allow for insertion of an elongated portion of metal between two electrodes for welding hard to reach areas. The device features a mount to attach the device to a conventional hand held resistance... | 03/16/2004 |
| 6701669 | Shutter system rotation mechanism An improved louver rotation mechanism for use in a louvered shutter having a frame and a plurality of rotating louver rotationally engaged in the frame. The device features one or a plurality of rack gears slidably engaged in one of the vertical stiles of... | 03/09/2004 |
| 6695675 | Accelerator for toy vehicles having multiple engageable levels An toy vehicle accelerator adapted for engagement with a roadway forming a track for carrying toy vehicles. The device features a lower first pair of rollers mounted adjacent to a first pathway to provide engagement the sides of a toy vehicle passing betw... | 02/24/2004 |
| 6695563 | Apparatus for inversion of racked glasses A racked glass inverter which may be used alone or in combination with a processing system for preparing and filling beverage containers with ice and liquid. The beverage processing system simplifies the task of filling multiple glasses, cups or like cont... | 02/24/2004 |
| 6695556 | Vehicle rear door tie-down kit A multi-purpose rear door tie down kit providing a plurality of components for securing elongated objects to the rear tailgate of a pickup truck or the rear hatch of a sport utility vehicle. The device in its simplest form features an elongated flexible c... | 02/24/2004 |
| 6690594 | Electrical power conservation apparatus and method An electrical power control apparatus and method for a conventional 60 hertz or other conventional frequency electrical AC power supply voltage waveform to proved an effective output current and voltage to an intended load whereby the output frequency is ... | 02/10/2004 |
| 6688297 | Magnetic arrow rest biasing device An improved archery arrow rest that holds an arrow in a ready-to-fire position using a biasing mechanism with magnetic attraction on communicating force to the components while not being in direct contact. When the arrow is released by the archer, the fle... | 02/10/2004 |
| 6666554 | Protective eyewear kit An assembled or user assembleable and configurable eyewear kit to assemble protective eyewear adapted to the facial structure of the user and the environment in which the device will be used. The device features a frame member and two temple members for s... | 12/23/2003 |
| 6663495 | Golf practice device A golf practice device, for use in combination with a golf ball which simulates the performance of a real hole of a conventional golf course. The device has a planar base support with a base aperture formed in its top surface to accommodate an appropriate... | 12/16/2003 |
| 6659852 | Sanding block An improved sanding block for sanding high and extended surfaces configured for use in combination with an attached pole. The sanding block is round in shape and is rotationally mounted on a pole mount that interfaces between the sanding block and the pol... | 12/09/2003 |
| 6654187 | Camera lens carrier for circuit board mounting A lens carrier for operative engagement of a camera lens with an image sensor such as a Charge Coupled Device or CMOS device. The lens mounts in a lens barrel on the lens carrier and may be laterally translated along the lens barrel to focus the image pro... | 11/25/2003 |
| 6638634 | Metal oxide layer having oxygen deficit tilting structure To obtain metal oxide layer having a reactiveness to electromagnetic wave whose wave length is longer than that of ultraviolet rays, for example, visible radiation or the like. A metal oxide layer is a layer of a stable metal oxide, for example, TiO, ZnO,... | 10/28/2003 |
| 6637038 | Sport goggle with improved ventilation An improved sport goggle featuring apertures communicating with a pressurized air flow provided by focusing channels in a ledge projecting from the goggle body thereby increasing air flow into the eye cavity of the goggle. Venting of the eye cavity of the... | 10/28/2003 |
| 6631905 | Game apparatus and method for teaching basketball skills A basketball skill teaching game apparatus and method for one or a plurality of players playing in a determined order. The apparatus features a game mat placed upon a playing surface and having a plurality of individual game squares arranged sequentially ... | 10/14/2003 |
| 6629410 | Constant velocity transmission A constant velocity transmission which provides maximum torque and speed from a power source such as an internal combustion engine to an output shaft of the transmission while maintaining the engine at optimum operational speed. The transmission takes adv... | 10/07/2003 |
| 6616893 | Diagnostic testing kit for collection and testing of fluid samples with user configurable test strips and timer A diagnostic testing kit for collection of fluid samples comprising a reservoir cup insertable into a container vessel. Fluid placed in the cup is communicated to reactive test strips located in a separation cavity between the cup and the container vessel... | 09/09/2003 |
| 6612433 | Fold formed CD jacket and method The device provides for the formation of a CD jacket using conventional or custom dimensioned paper by imparting a diagonal folding pattern to the paper to be used for the CD jacket. The folding pattern is imparted to the paper and a defined series of fol... | 09/02/2003 |
| 6588108 | Hair trimming device with removably mountable components for removal of split ends and styling of hair A hand held hair trimming device which when pulled through the hair cuts only a determined portion of the ends of hair strands while leaving adjacent hairs uncut. The device will cut a predetermined length off only the distal ends of the hair shafts each ... | 07/08/2003 |
| 6581353 | Support for a wall above a floating slab A support device for stabilizing a hanging wall above a floating slab. In areas having expansive soils, basement slabs and surface slabs will rise and fall with increases and decreases in soil moisture. Walls mounted on such slabs would be damaged when th... | 06/24/2003 |
| 6572129 | Dual power recumbent tricycle A recumbent tricycle which includes a propulsion system which includes a combination of foot and arm power for propulsion. Pedals are operated with the rider's legs. Handles are also connected to the drive mechanism, with the handles pulled back and pushe... | 06/03/2003 |
| 6570749 | Over-current and thermal protection device An over-current and thermal protection device adaptable for use as an electrical interrupt and in a battery environment. The protection device has a pair electrical conductors, an electrically conductive resilient switch member engageable in contact with ... | 05/27/2003 |
| 6560945 | Device for uniform shingle attachment to roof hip, ridge and barge rafter An apparatus for the attaching of shingles to a roof and especially to the hip, ridge, and barge rafter edge portions of a shingled roof. The device can provide both a mounting guide to aid the user to achieve an in-line installation of conventional roofi... | 05/13/2003 |
| 6557594 | Apparatus and method for preparing and filling beverage containers The processing system for preparing and filling beverage containers with ice and liquid. The beverage processing system simplifies the task of filling multiple glasses, cups or like containers with ice and a beverage, in a short time period, which is requ... | 05/06/2003 |
| 6552963 | Firearm discharge detection device and warning system A firearm discharge detection device and alarm system featuring a plurality of detector units placed inside a structure which communicate with a central monitoring unit. Each detection unit will detect the discharge of a firearm in its proximity from deci... | 04/22/2003 |
| 6548751 | Thin film flexible solar cell A thin-film flexible solar cell built on a plastic substrate comprises a cadmium telluride p-type layer and a cadmium sulfide n-type layer sputter deposited onto a plastic substrate at a temperature sufficiently low to avoid damaging or melting the plasti... | 04/15/2003 |
| 6540435 | Curb mold and extruding system A molding device for placement of formed cementitious material such as concrete on a mounting surface. The device is used in combination with a supply of pressurized cementitious material communicated through a hose from a conventional cement pump or the ... | 04/01/2003 |
| 6539770 | Dent pulling apparatus and system A hand held dent pulling device for attachment to and use in combination with a MIG or similar welder. The device features a elongated body member with an axial cavity and a face plate mount at a front end. An elongated shaft slidably engages the body mem... | 04/01/2003 |
| 6537356 | Gas and solid trap for an intravenous line A device for trapping of gas and solids in a fluid stream flowing in an intravenous injection mechanism. The trapping device features a longitudinal peanut shaped revolved housing configuration having an outlet nozzle projecting axially inside an internal... | 03/25/2003 |
| 6510635 | Modular frame system A frame system for displaying panels such as signs, artwork, photographs, text etc., on a surface such as a wall. Two long tracks have fasteners for fastening them to a surface. Two corresponding cover bars are shaped to slide longitudinally over the trac... | 01/28/2003 |
| 6503020 | Connector system for structural members A connection system for securing structural members such as posts and beams together with all connection components hidden within the structural members. Cylindrical connectors fit in apertures in the members. Each connector has transverse holes and end h... | 01/07/2003 |
| 6497586 | Structural truss system with adjustable mechanical mounting track and internal conduit accessible from removable sidewall A structural truss system and electrical conduit for suspended mounting of electrical components such as stage lighting and remote controlled equipment featuring an elongated support beam with removable endcaps and a sidewall. The sidewall is cooperativel... | 12/24/2002 |
| 6490737 | Protective cushion and cooperatively engageable helmet casing for anesthetized patient A protective helmet apparatus of modular construction to be worn by anesthetized patients for facial support during surgery. The helmet apparatus is assembled using one of a plurality of interchangeable, substantially transparent helmet casings, which are... | 12/10/2002 |
