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.
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 |
| 7946041 | T-back hand saw A hand saw including an ergonomically constructed saw blade holder with a pistol type grip, an elongated support having a blade channel for receiving and supporting a particular “T” blade, and various tooth configurations of a saw blade having a cooperating T-sh... | 05/24/2011 |
| 6906626 | Burglar alarm and door chime An improved battery operated combination burglar alarm and door chime mounted to the inside of a door from where the alarm and chime modes are selected. A dead bolt slide cooperates with a jamb plate fastened to the door frame to manually arm the device from the ins... | 06/14/2005 |
| 6414747 | Infrared photodetector apparatus for measuring projectile velocity A ballistic projectile velocity measurement apparatus including two screens spaced apart at a known fixed distance for providing time measurement start and stop signals indicative of the passage of a ballistic projectile through a light curtain formed by ... | 07/02/2002 |
| 6402511 | Pathogen barrier with optically transparent end A disposable pathogen barrier of a material which is highly elastic and stretchable, yet tear-resistant, and capable of being placed in proximate contact and covering an entirety of a variety of elongated, tubular-shaped intra-oral medical or dental tools... | 06/11/2002 |
| 6347730 | Backpack without sides An apparatus for carrying articles on one's back having a bottom and upstanding wall for resting against the back of the user with cooperating strapping systems overlying each other and extending between the bottom and upstanding wall for retaining the ar... | 02/19/2002 |
| 6311599 | Valve arrangement A valve device including a cylindrically-shaped space and a displaceable piston dimensioned to fit and move between forward and rearward stop positions within the space, having a first opening connection or inlet to the hydraulic system and a second openi... | 11/06/2001 |
| 6308956 | Ball and ladder game A tethered ball toss game is described in which a number of tethered balls arranged at both ends of a series of cords and secured to the ends of the cords by knots are tossed from a prescribed distance toward a number of horizontal bars positioned between... | 10/30/2001 |
| 6258013 | Protective target apparatus to aid in the practice of martial arts A protective martial arts practice target pad for use in the practice of various martial arts activities in which blows and thrusts are directed at a human subject is comprised of a resilient energy-absorbing base member sized to protect the body area of ... | 07/10/2001 |
| 6217188 | Color changeable fiber-optic illuminated display An illuminated display makes use of optical fibers and a programmable controller for varying the brightness intensities and colors emitted by color changeable LEDs through the optical fibers. The illuminated fiber optic display is carried on a planar surf... | 04/17/2001 |
| 6145461 | Watercraft mooring apparatus An apparatus for mooring watercraft to a dock makes use of a mooring clamp with at least one rearward-pointing teeth. The tooth and other inner surfaces of the clamp define a serpentine path for engaging a mooring arm from the watercraft to a docking memb... | 11/14/2000 |
| 6125754 | Web pressurizing channeled roller and method The present invention is a channeled roller, used in association with flexible webs, which is provided with a pressurized gas flow, and which may be used to remove web wrinkles, clean webs and rollers, brake rollers, and heat, cool, moisturize, and dry we... | 10/03/2000 |
| 6105899 | Web tension equalizing roll and tracking apparatus A web tracking and repositioning apparatus having at least one pivoting conveyor roll pivotable and rotatably supported at its center about a bearing assembly through which extends a longitudinal fixed shaft with said bearing assembly connecting to the co... | 08/22/2000 |
| 6086782 | Heat transfer fluid compositions for low temperature applications Heat transfer fluid compositions comprising (a) a terpene component, comprising at least one terpene; and (b) an alkylbenzene component, comprising at least one alkylbenzene; wherein the components are provided in an effective amount such that the 5result... | 07/11/2000 |
| 6014691 | Distributed data collection system for remote photographic processing equipment A remote data collection system for use with a photo-minilab includes an on-site data collector and a host computer. The on-site data collector controls collection of data and information regarding operation of the apparatus and communicates with the host... | 01/11/2000 |
| 6000356 | Watercraft mooring apparatus An apparatus for mooring watercraft to a dock makes use of a mooring clamp with a pair of rearward-pointing teeth. The teeth and other inner surfaces of the clamp define a serpentine path for engaging a corresponding pole mounted to the watercraft. Becaus... | 12/14/1999 |
| 5969053 | Higher modulus compositions incorporating particulate rubber A plastic article having a number of surfaces with at least one surface being modified by contacting that surface with a reactive gas atmosphere containing F2, Cl2, O2, Ozone, SO3, oxidative acids, or mixtures t... | 10/19/1999 |
| 5967134 | Liquid gas grill apparatus and method A liquid gas grill providing small bubbles of gas in a nonflammable liquid bath, such as a water bath, beneath the surface of the water, wherein the small bubbles of gas are ignited on the surface of the water creating a flame for heating and cooking food... | 10/19/1999 |
| 5943175 | Combination rear viewing apparatus for hunters and wind gauge A combination rearward viewing and wind gauge comprising a base member having a plurality of mounting holes and being conformable to the shape of a substantially rigid underlying support surface, an elongated shaft for supporting a holder for at least one... | 08/24/1999 |
| 5878436 | Center webbed baseball mitt A center webbed baseball glove which utilizes the natural fold of the human hand and folds into two equal halves increasing the utilizable surface area is provided. The center webbed glove is constructed from a pocket and back piece which are attached tog... | 03/09/1999 |
| 5881206 | Apparatus and method for implanting optical fibers in fabric panels and the like An apparatus for implanting one or more optical fibers in a panel having a uniform planar surface is comprised of a frame for supporting a fiber inserter above a fiber insertion table above a bath containing ultra-violet light activated liquid adhesive fo... | 03/09/1999 |
| 5870931 | Protective cover assembly for commercial vehicle drive trains A protective cover assembly for universal joints which is particularly suited for commercial vehicles such as trucks and buses, as well as off-road vehicles, comprises forward, intermediate and rearward shields that overlie but do not touch respective uni... | 02/16/1999 |
| 5865621 | Pathogen barrier with optically transparent end A disposable pathogen barrier of a material which is highly elastic and stretchable, yet tear-resistant, and capable of being placed in proximate contact and covering an entirety of a variety of elongated, tubular-shaped intra-oral medical or dental tools... | 02/02/1999 |
| 5847246 | Fluid heat transfer medium and heat transfer process A fluid heat transfer medium and process employing composite mixtures of monocyclic and bicyclic terpenes useful for heat transfer processes in a temperature range down to approximately -165° F., where the fluid heat transfer medium maintains its liquid ... | 12/08/1998 |
| 5791861 | Rotatable vacuum lifting and transporting apparatus A suspendable apparatus for the lifting, rotating and transferring of essentially smooth-walled cylindrical objects, where such apparatus is preferably an air cylinder. The apparatus comprises a vertically oriented lifting mechanism consisting of a liftin... | 08/11/1998 |
| 5788085 | Apparatus for the retrieval and refiling of documents in flat file storage drawers A portable apparatus for retrieving and then later refiling one or more sheets of single or multi-part architectural plans, blueprints, and/or any document from a flat storage file drawer comprising a sheet separator, a first clamping element, and a secon... | 08/04/1998 |
| 5789691 | Multi-functional coil system for stringed instruments A multi-function coil for use in a magnetic pickup apparatus for transducing the mechanical motion of the stings of an instrument wound on a single coilform structured to separate the single continuous coil into first and second collinear segments in each... | 08/04/1998 |
| 5771789 | Heated food display case with moisturizing spray nozzle A food display case for displaying pre-cooked food products while preserving them at optimal serving conditions for prolonged periods of time is disclosed. The display case includes an outer housing with a display window, a recessed primary food heating e... | 06/30/1998 |
| 5738753 | Apparatus for implanting optical fibers in fabric panels An apparatus for implanting one or more optical fibers in a panel having a uniform planar surface is comprised of a frame for supporting a fiber inserter above a fiber insertion table above a bath containing ultra-violet light activated liquid adhesive fo... | 04/14/1998 |
| 5700085 | Surgical or clinical lamp handle shield or prophylactic A surgical or clinical lamp handle or adjusting means covering, barrier, shield or prophylactic comprised of a thin, tear-resistant elastic material which is disposable after a single use for covering the exposed surfaces of each of several different shap... | 12/23/1997 |
| 5693714 | Higher modulus compositions incorporating particulate rubber Rubber particles, to be used as fillers or extenders for various composite polymer systems, are chlorinated by a gas-solid phase reaction with a chlorine-containing gas. A composite polymer containing the chlorinated rubber fillers or extenders exhibits a... | 12/02/1997 |
| 5669080 | Protective apparatus against baseball pitching injury The invention is a one-piece, fully adjustable, shock absorbing protective vest. The protective vest is contoured to fully protect the chest, shoulder and upper arm areas of the wearer. The protective vest allows free movement of both arms without pulling... | 09/23/1997 |
| 5669083 | Water saver for flush tanks A flush valve system is disclosed which sequentially fills and drains the water of the flush tank so as to eliminate wasted water. The flush valve system has a secondary, weighted float and a primary float which controls the water inlet valve that, in tur... | 09/23/1997 |
| 5638915 | Portable tool storage apparatus for use with a ladder A portable tool carrying and storage apparatus for use with either a step ladder or extension ladder which is designed to accommodate a wide variety of tools. The portable storage apparatus includes a base portion from which a plurality of skirtings are a... | 06/17/1997 |
| 5637989 | Energy savings apparatus An electrical power energy savings circuit for use with 220 volt ac power delivery systems for reducing the power drain of the power delivery system during the "off phase" for each of the 110 volt legs of the ac power supply circuit, as measured across th... | 06/10/1997 |
| 5623986 | Advanced in-ground/in-water heat exchange unit A geothermal heat exchange unit, which can be placed in ground or in water, having a hollow sleeve about which a helical winding of thermally conductive tubing is wound and a return length of thermally conductive tubing along the central axis of the sleev... | 04/29/1997 |
| 5594418 | Self-contained dual panel window screen alarm An expandable intrusion detection screen for use with an audible electronic alarm has first and second screen panels slidably movable in parallel relation to each other to be expandable to fit within different sized window openings. The alarm is mechanica... | 01/14/1997 |
| 5561873 | Air chamber-type patient mover air pallet with multiple control features An inflatable flexible pallet having generally rectangular dimensions defined by top and bottom sheets within which an array of structurally interrelated inflatable chambers are formed to support a load when inflated. The flexible pallet is configured to ... | 10/08/1996 |
| 5558765 | Apparatus for subjecting hydrocarbon-based fuels to intensified magnetic fields for increasing fuel burning efficiency Apparatus for the intensified exposure of a hydrocarbon based fuel to a magnetic field comprising at least two permanent magnets having opposite faces polarized north and south, a cover box for containing each of said magnets made from non-magnetic materi... | 09/24/1996 |
| 5540538 | Snowmobile trailer system A trailer for carrying power driven equipment which can be driven onto or off from either side or the rear thereof is disclosed. The trailer comprises a drawbar having a trailer hitch for coupling to a vehicle that tows the trailer, a second coupling devi... | 07/30/1996 |
| 5537885 | Electronically controlled gear shift mechanism particularly suited for racing cars A gear shift mechanism particularly suited for a drag racing car is disclosed that causes the gear shifts of a transmission to be sequenced upon the attainment of selectable predetermined conditions so that the drag racing car obtains its desired accelera... | 07/23/1996 |
