Thornburg; David D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Thornburg; David D..The latest application filed is for "simplified touch tablet data device".
- Thornburg; David D. - Los Altos CA
| Patent | Date |
|---|---|
| Simplified touch tablet data device Grant 4,570,149 - Thornburg , et al. February 11, 1 | 1986-02-11 |
| Touch tablet data device Grant 4,484,026 - Thornburg November 20, 1 | 1984-11-20 |
| Hand controller Grant 4,465,908 - Griffith , et al. August 14, 1 | 1984-08-14 |
| Keyswitch arrangement Grant 4,321,441 - Thornburg March 23, 1 | 1982-03-23 |
| Graphics pen for soft displays Grant 4,318,096 - Thornburg , et al. March 2, 1 | 1982-03-02 |
| Backup electrode for an electrostatic recorder Grant 4,315,270 - Lloyd , et al. February 9, 1 | 1982-02-09 |
| Cursor control Grant 4,313,113 - Thornburg January 26, 1 | 1982-01-26 |
| Capacitance controlled keyswitch Grant 4,288,836 - Thornburg , et al. September 8, 1 | 1981-09-08 |
| Selectively electrolessly depositing a metal pattern on the surface of a laminar film Grant 4,264,646 - Thornburg , et al. April 28, 1 | 1981-04-28 |
| Resistive electrode amorphous semiconductor negative resistance device Grant 4,181,913 - Thornburg January 1, 1 | 1980-01-01 |
| Capacitive transducer Grant 4,177,421 - Thornburg December 4, 1 | 1979-12-04 |
| Thin film programmable read-only memory having transposable input and output lines Grant 4,162,538 - Thornburg July 24, 1 | 1979-07-24 |
| Tapered resistor meter Grant 4,121,153 - Thornburg October 17, 1 | 1978-10-17 |
| Method for reducing power dissipation in tapered resistor devices Grant 4,118,112 - Thornburg October 3, 1 | 1978-10-03 |
| Consumable credit card Grant 4,104,515 - Thornburg , et al. August 1, 1 | 1978-08-01 |
| Shift register utilizing amorphous semiconductor threshold switches Grant 3,987,311 - Thornburg October 19, 1 | 1976-10-19 |
| Non-crystalline device memory array Grant 3,979,586 - Thornburg September 7, 1 | 1976-09-07 |
| Thermal printer using amorphous semiconductor devices Grant 3,953,708 - Thornburg April 27, 1 | 1976-04-27 |
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