Townsend; Todd V.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Townsend; Todd V..The latest application filed is for "method and apparatus for interference reduction in a positioning system".
- Townsend; Todd V. - Fremont CA
- Townsend; Todd V. - Reno NV
- Townsend; Todd V. - Washoe County NV
| Patent | Date |
|---|---|
| Method and apparatus for interference reduction in a positioning system Grant 6,788,251 - Townsend , et al. September 7, 2 | 2004-09-07 |
| Method and apparatus for interference reduction in a positioning system App 20040004570 - Townsend, Todd V. ; et al. | 2004-01-08 |
| Apparatus for testing subscriber carrier systems Grant 4,424,421 - Townsend , et al. January 3, 1 | 1984-01-03 |
| Method and means for powering telephone span lines Grant 4,196,320 - Townsend April 1, 1 | 1980-04-01 |
| Method and means for detecting an outgoing failure in a bidirectional communications span and looping the same in response thereto Grant 4,042,794 - Lima , et al. August 16, 1 | 1977-08-16 |
| Automatic span line switch Grant 3,983,340 - Lima , et al. September 28, 1 | 1976-09-28 |
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