"Everyone acquainted with the subject will recognize it as a conspicuous failure."
Henry Morton, president of the Stevens Institute of Technology ; Said in 1880 about the light bulb
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| Number | Title | Issue Date |
| 7944323 | Temperature-compensated PIN-diode attenuator Temperature compensation is provided for a PIN-diode attenuator by temperature-sensitive resistive networks. In one embodiment, each temperature-sensitive resistive network includes a resistor connected in series to a parallel network formed from another resistor an... | 05/17/2011 |
| 7484425 | Fluid flow meter with a body having upstream and downstream conical portions and an intermediate cylindrical portion A mass flow meter device utilizing a housing having a wall portion forming a chamber with an entrance and exit for passing fluid through the same. A body is located within the chamber and is composed of a first conical portion, a second conical portion, and a cylind... | 02/03/2009 |
| 7460662 | Isolation of transmit and receive signals in full-duplex communication systems A method and apparatus for isolating transmit and receive signals in a communication system utilizing a common channel for both incoming and outgoing signals. In one embodiment a tuned hybrid or isolation circuit is provided with a high-frequency pre-emphasis respon... | 12/02/2008 |
| 7446612 | Amplifier feedback and bias configuration A wireless communication device output amplifier configured to reduce or eliminate out of band oscillations from voltage standing waves generated by antenna impedance mismatch reflection. The amplifier is configured with an input, output, and biasing node. The biasi... | 11/04/2008 |
| 7430825 | Multi-shot ring airfoil projectile launcher The invention is a multi-shot launcher adapted to launch ring airfoil projectiles. Each ring airfoil projectile is coupled to a sabot, the ring airfoil projectile and sabot mounted to a housing in a cartridge form. The cartridge has a length which is less than its d... | 10/07/2008 |
| 7415086 | Multi-channel communication system for multiple input, multiple output processing of an encoded signal A method and apparatus is disclosed for processing two or more encoded signals received over a multi-channel communication system to cancel or mitigate coupling and the effects of the channel on the two or more encoded signals. In one embodiment a multi-channel comm... | 08/19/2008 |
| 7404397 | Method and apparatus for modifying fuel injection scheme A fuel injector control modification module is configured to modify primary fuel injector control signals provided by an engine control unit of an internal combustion engine. The module is particularly adapted to modifying fuel injector control signals based upon de... | 07/29/2008 |
| 7400677 | Method and apparatus for channel equalization A method and apparatus is disclosed to overcome the effects of intersymbol interference during data transmission. Overcoming the effects of intersymbol interference makes possible higher data transmission rates for a given error rate. In one embodiment a receiver-tr... | 07/15/2008 |
| 7380792 | Wager-based domino games A wager-based domino game is suited for individual play, particularly as presented at a gaming machine. In accordance with the game, a player attempts to play one or more dominos. Various outcomes of game play are defined as losing. A number of outcomes are defined ... | 06/03/2008 |
| 7381935 | Laser power control with automatic power compensation A method and apparatus is disclosed for optic signal power control to maintain a desired or optimum optic signal power level. During start-up, a default or target value from memory may be utilized to bias or otherwise control operation of an optic signal generator o... | 06/03/2008 |
| 7367145 | Novelty item A novelty item has a base and a display extending upwardly from the base. The display comprises at least a first segment and at least a second segment each having an outer cylindrical wall and an inner cylindrical wall, the inner and outer walls separated from one a... | 05/06/2008 |
| D567022 | Warming tray for a barbeque grill | 04/22/2008 |
| 7352687 | Mixed domain cancellation A method and apparatus for reducing crosstalk in a multi-channel communication system is disclosed. In one embodiment, outgoing signals in a multi-channel environment are manipulated into a transform domain, such as the frequency domain. Thereafter, the signals may ... | 04/01/2008 |
| 7347761 | Motorized amusement device A toy is comprised of a propulsion system, such as a frame rollably supported by one or more driven wheels. The toy may be configured generically to include one or more platforms and a mounting bracket for connecting or supporting a variety of elements for transport... | 03/25/2008 |
| 7347775 | Gaming machines with communication links configured to present bonus games Gaming machines include telecommunication devices, such as telephones, so that calls may be placed to the player of the machine and/or so that calls may be placed from the machine to a remote location. A game includes the opportunity to involve a third party partici... | 03/25/2008 |
| 7341588 | Method and apparatus for treating supracondylar fractures of the femur Methods and apparatus for treating fractures of the distal femur are disclosed. In one embodiment, the apparatus comprises an intramedullary nail and blade. The intramedullary nail has a passage through a distal end for accepting a locking screw and a blade passage ... | 03/11/2008 |
| D563412 | Combined computer mouse and cover | 03/04/2008 |
| 7334936 | Mixing device and method of mixing The present invention is a mixing device and a method of mixing viscous fluids with a mixing device. The mixing device includes a shaft and a support mounted for rotation with the shaft. A plurality of vanes extend from the support and are mounted for rotation with ... | 02/26/2008 |
| D562371 | Clasp for a wearable article | 02/19/2008 |
| 7322886 | Gaming machine with secondary event displaying main game win In a method of playing a game, a player plays a main game in which a first set of indicia are displayed. The game may be slots, keno, bingo, pull-tabs, a lottery or the like. If the player receives a special symbol or combination of symbols while playing the main ga... | 01/29/2008 |
| 7324524 | Pseudo synchronous machine A method and apparatus is disclosed for interfacing an asynchronous network with a synchronous network and in particular for efficiently utilizing available bandwidth of a synchronous network transmit opportunity. In one embodiment asynchronous traffic arrives via a... | 01/29/2008 |
| D559917 | Slant top gaming machine | 01/15/2008 |
| 7315592 | Common mode noise cancellation A noise cancellation system configured to isolate and process a common mode noise signal to generate a cancellation signal. The cancellation signal is combined with a differential signal to cancel unwanted differential mode noise that coupled onto the differential s... | 01/01/2008 |
| 7300533 | Method and apparatus for repairing a wall covering A cutting implement has a body with a top and a bottom and one or more blades extending outwardly of the bottom and defining a closed cutting path. In one embodiment, the implement has a cutting depth control. The cutting implement is particularly useful in cutting ... | 11/27/2007 |
| 7291067 | Method and system for playing a multi-player game A multi-player game includes both individual and bonus game aspects. Players play one or more individual games for a score. In one embodiment, game scores comprise an aggregate of scores from individual rounds of play in which indicia are displayed, held and replace... | 11/06/2007 |
| D553511 | Clock | 10/23/2007 |
| 7276682 | Laser power control with automatic compensation A method and apparatus is disclosed for optic signal power control to maintain a desired or optimum optic signal power level. During start-up, a default or target value from memory may be utilized to bias or otherwise control operation of an optic signal generator o... | 10/02/2007 |
| 7272902 | Bi-directional visual display assembly A visual display mounting assembly has first and second vertical metal plate legs and transverse stop plates extending in cantilever manner from opposite sides of the vertical legs at a position spaced above the lower ends of the leg. A visual display support means ... | 09/25/2007 |
| 7270459 | Method and apparatus for directing light from a light source A light guide is configured to direct light from a light source. The light guide has an outer guide member and an inner guide member located in the outer guide member. A light passage is defined through the light guide between the inner and outer guide members. When... | 09/18/2007 |
| 7267544 | Barbeque grill burner with enhanced thermal distribution A gas burner for a grill unit includes a generally āUā shaped burner having spaced first and second hollow legs. The legs have a plurality of apertures therein through which gas may escape from the interior thereof for combustion. A gas delivery conduit delivers... | 09/11/2007 |
| 7267613 | Slant-type gaming machine The invention comprises various gaming machine features and a slant-top type gaming machine. In one embodiment, a cabinet has a play area between an upwardly extending console and a supporting base portion. The console has an opening. A display and bezel are movable... | 09/11/2007 |
| 7265334 | Laser power control with automatic compensation A method and apparatus is disclosed for optic signal power control to maintain a desired or optimum optic signal power level. During start-up, a target value from memory may be utilized to control one or more power levels of an optic signal. There may comprise 2 or ... | 09/04/2007 |
| 7262657 | Bias control for reducing amplifier power consumption and maintaining linearity A method and apparatus for biasing an amplifying device whereby the bias current tracks the input power or the power level of a control signal to thereby efficiently match the bias current with needs of the amplifying device. This method and apparatus overcomes the ... | 08/28/2007 |
| 7257181 | Method and apparatus for channel equalization A method and apparatus is disclosed to overcome the effects of intersymbol interference during data transmission. Overcoming the effects of intersymbol interference makes possible higher data transmission rates for a given error rate. In one embodiment a receiver pr... | 08/14/2007 |
| 7241222 | Air cooling configuration for gaming machine A gaming machine has a housing and a top panel which extends over an open top of the housing. A display is mounted to the top panel and a gaming controller is located within the housing beneath the display. Cooling air is drawn through one or more intakes in a front... | 07/10/2007 |
| D546024 | Slot machine bank | 07/03/2007 |
| 7234700 | Knowledge-based casino game and method therefor A method for a knowledge-based casino game. A first embodiment provides the knowledge-based casino game as a bonus game for an underlying casino game. A second embodiment provides a stand-alone knowledge-based casino game and a third embodiment provides back-and-for... | 06/26/2007 |
| 7226205 | Fluid mixing device A mixing device includes vanes arranged so that the outer edges of the vanes define a frusto-conical surface in order to facilitate improved circulation of the liquid being mixed. In one embodiment, the outer edges of the vanes are tapered outward to form the frusto... | 06/05/2007 |
| 7225582 | Modified fishhook for catch and release applications A fishhook for use in catch and release application or when it is desired to inflict minimal damage to the fish. The hook comprises an eye, shank, bend and point. One or more dogs are located on the bend, the shank, or both. The dogs comprise non-barbed raised surfa... | 06/05/2007 |
| D542858 | Surface pattern for a casino table | 05/15/2007 |