Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 5592249 | Data imprinting device for a camera A data imprinting device focusses light emitted from an array of LEDs onto the film, exposing the film as it is fed. A single chip microcomputer controls the LED array to imprint data. Some of the LEDs in the array are always energized together, while oth... | 01/07/1997 |
| 5591993 | Structure for connecting flat type semiconductor switches in parallel A connection structure for connecting a plurality of semiconductor switches in parallel includes a pressed contact for a semiconductor switch. The pressed contact includes a layered structure which connects a drain conductor to a plurality of drain electr... | 01/07/1997 |
| 5589822 | System for detecting ice or snow on surface which specularly reflects light A method and apparatus for detecting a presence of a polarization altering substance on a specular surface includes transmitting light to the surface over a transmitting path and receiving the transmitted light from the surface and from the polarization a... | 12/31/1996 |
| 5565165 | Method for blow molding hollow articles In a blow molding process, a fused thermoplastic polymer parison is interposed between a pair of split molds. The split molds are closed around the parison to seal the ends. A small diameter hollow needle is inserted through one of the split molds and flu... | 10/15/1996 |
| 5563076 | Process for adjusting heights of plural semiconductor devices on a circuit board The heights of intermediate terminal boards are adjusted to compensate for differences in heights of semiconductor elements on a bottom terminal board. The adjustment places the tops of all intermediate terminal boards in a common plane. A top terminal bo... | 10/08/1996 |
| 5562843 | Industrial robot with contact sensor A contact sensor for a robot includes a plurality of electrically conductive shafts extending outward from a moving portion of the robot. Electrically conductive flexible feelers are disposed on the shafts. In one embodiment the feelers are disposed in fa... | 10/08/1996 |
| 5562183 | Food material conveying mechanism A food material conveyor mechanism for a sandwich fixing apparatus includes a continuously moving conveyor line. A food conveying plate carried along the conveyor line is stopped at predetermined stop positions along the conveyor line so food materials ca... | 10/08/1996 |
| 5559663 | Surge absorber A gap-type surge absorbing element and a varistor are assembled end to end in an insulating tube to form a compact surge absorber. Electrodes on the two devices contact a intermediate element to provide electrical connection therebetween. End electrodes s... | 09/24/1996 |
| 5559374 | Hybrid integrated circuit A hybrid integrated circuit includes a plurality of metal plates supporting circuit elements and connectable directly to external power/output lines. The direct connection eliminates the need for solder terminals, allowing for reduced size and cost with i... | 09/24/1996 |
| 5557168 | Gas-discharging type display device and a method of manufacturing A panel-shaped gas-discharging type display device includes an anode and a cathode having a special shape to enhance discharging in an airtight chamber formed by two substrates. A gas containing an ultraviolet emission gas such as Xe and Kr and a fluophor... | 09/17/1996 |
| 5556292 | Cable connector A cable connector includes a plug for connecting a coaxial cable to an electronic device such as a television or video cassette recorder. The plug includes a sleeve that connects with a first grounding terminal of a receptacle. An outer diameter of the sl... | 09/17/1996 |
| 5532738 | System for detecting ice or snow on surface which specularly reflects light A system for detecting the presence of an energy polarization altering dielectric material, such as ice or snow, on a surface, such as a part of an aircraft, which normally specularly reflects incident energy, such as light, when there is no such dielectr... | 07/02/1996 |
| 5528287 | Multi-level retarder plate polarization dependent imaging A system for detecting the presence of an energy polarization altering dielectric material, such as ice or snow, on a surface, such as a part of an aircraft, which normally specularly reflects incident energy, such as light, when there is no such dielectr... | 06/18/1996 |
