Wohlfarth; Paul D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wohlfarth; Paul D..The latest application filed is for "floating contactor relay".
- Wohlfarth; Paul D. - Vernonia OR
| Patent | Date |
|---|---|
| Test head including displaceable switch element Grant 6,794,887 - Nelson , et al. September 21, 2 | 2004-09-21 |
| Floating contactor relay Grant 6,710,689 - Wohlfarth March 23, 2 | 2004-03-23 |
| Floating contactor relay App 20020109568 - Wohlfarth, Paul D. | 2002-08-15 |
| Self-heating circuit board Grant 6,396,706 - Wohlfarth May 28, 2 | 2002-05-28 |
| Differential driver having multiple output voltage ranges Grant 5,999,044 - Wohlfarth , et al. December 7, 1 | 1999-12-07 |
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