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| Number | Title | Issue Date |
| 6625876 | Methods of manufacturing a push button switch cover A method for manufacturing a push button switch cover includes providing a cover substrate that is formed on a front surface thereof with at least one key top and on a rear surface thereof with at least one pressing projection in a manner that corresponds... | 09/30/2003 |
| 6621027 | Key top member for push button switch structure A key top member for a push button switch structure capable of facilitating change and modification of a design while eliminating deformation and misregistration of a display section, being accommodated to a variety of data, being increased in design prop... | 09/16/2003 |
| 4342723 | Gas-exchange sheet members A sheet member of silicone rubber suitable for use in gas-exchange such as oxygenation and decarbonation of blood in an oxygenator of a mechanical heart and lung is proposed. The sheet member of the invention is provided with a plurality of capillary pore... | 08/03/1982 |
| 4281238 | Tubular jacket heater A tubular jacket heater having a C-wise radial cross section with an aperture extending in a parallel direction to the axis is proposed which is used to envelop and preheat a tubular lamp used, for example, in a electrophotographic copying machine. The he... | 07/28/1981 |
| 4252391 | Anisotropically pressure-sensitive electroconductive composite sheets and method for the preparation thereof Anisotropically pressure-sensitive electroconductive composite sheets are provided which have a very low electric conductive resistance in the direction perpendicular to the plane of the sheet when compressed with an adequate pressure in the direction but... | 02/24/1981 |
| 4203088 | Pressure-sensitive multiple resistor elements A pressure sensitive multiple resistor element is proposed whereby two or more variations of resistance can be obtained simultaneously by applying a single compressive force. It comprises an anisotropically electroconductive composite sheet exhibiting var... | 05/13/1980 |
| 4199637 | Anisotropically pressure-sensitive electroconductive composite sheets and method for the preparation thereof Anisotropically pressure-sensitive electroconductive composite sheets are provided which have a very low electric conductive resistance in the direction perpendicular to the plane of the sheet when compressed with an adequate pressure in the direction but... | 04/22/1980 |
| 4145317 | Pressure-sensitive resistance elements An improved pressure-sensitive resistance element is provided which is composed of an electrically non-conductive matrix of a rubbery elastomer and electrically conductive particles dispersed therethrough to have a gradient of distribution from one side t... | 03/20/1979 |
