Waterbury; Charles A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Waterbury; Charles A..The latest application filed is for "multi-touch sensor apparatus and method".
- Waterbury; Charles A. - Phoenix AZ US
- Waterbury; Charles A. - Chandler AZ
- Waterbury; Charles A. - Mesa AZ
| Patent | Date |
|---|---|
| Multi-touch sensor apparatus and method Grant 8,427,451 - Waterbury April 23, 2 | 2013-04-23 |
| Multi-touch Sensor Apparatus And Method App 20110157066 - Waterbury; Charles A. | 2011-06-30 |
| Method for demodulating PSK modulated signals Grant 6,696,900 - Stillman , et al. February 24, 2 | 2004-02-24 |
| Method for demodulating PSK modulated signals App 20030058036 - Stillman, Russell A. ; et al. | 2003-03-27 |
| Low power cordless magnetic field digitizer with differential grid sensing and synchronous position demodulation Grant 5,218,174 - Gray , et al. June 8, 1 | 1993-06-08 |
| Noise cancellation in digitizing system and method Grant 4,859,814 - Sciacero , et al. August 22, 1 | 1989-08-22 |
| Low power, high resolution digitizing system with cordless pen/mouse Grant 4,672,154 - Rodgers , et al. June 9, 1 | 1987-06-09 |
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