Penn; Richard S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Penn; Richard S..The latest application filed is for "lithium ion rapid charging system and method".
- Penn; Richard S. - Sammamish WA
- Penn; Richard S. - Issaquah WA
| Patent | Date |
|---|---|
| Lithium ion rapid charging system and method Grant 7,227,336 - van Schalkwijk , et al. June 5, 2 | 2007-06-05 |
| Method and apparatus for identifying bar code symbols using reading gates Grant 5,923,022 - Penn , et al. July 13, 1 | 1999-07-13 |
| Apparatus for digitizing a composite video signal Grant 4,876,598 - Carlstedt , et al. October 24, 1 | 1989-10-24 |
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