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Your search returned 223 patents.
( 341/33 in Current US Classification ) |
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| Patent ID | Title | Date Filed |
| 5459463 | Device for locating an object situated close to a detection area and a transparent keyboard using said device
| October 8, 1992 |
| 5428355 | Position encoder system
| March 23, 1992 |
| 5414420 | Switch interconnect for position encoder system
| July 24, 1992 |
| 5374787 | Object position detector
| August 31, 1993 |
| 5327164 | Method and apparatus for providing a touch screen
| March 12, 1993 |
| 5308943 | Convertible hybrid touch button switch
| December 28, 1992 |
| 5283556 | Tablet integrated with display
| December 18, 1989 |
| 5270710 | Switch device with operating modes of capacitive proximity and mechanical actuation
| November 27, 1991 |
| 5235217 | Capacitive press control actuation system
| July 24, 1991 |
| 5225959 | Capacitive tactile sensor array and method for sensing pressure with the array
| October 15, 1991 |
| 5194862 | Touch sensor array systems and display systems incorporating such
| June 7, 1991 |
| 5194852 | Electro-optic slate for direct entry and display and/or storage of hand-entered textual and graphic information
| June 16, 1989 |
| 5191329 | Data entry device with automatic sheet identification
| November 13, 1989 |
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