Beerwerth; Wolfgang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Beerwerth; Wolfgang.The latest application filed is for "high-pass filter".
- Beerwerth; Wolfgang - Steinenbronn DE
- Beerwerth; Wolfgang - Neheim-Husten DT
| Patent | Date |
|---|---|
| High-pass filter Grant 7,952,451 - Beerwerth May 31, 2 | 2011-05-31 |
| High-pass filter App 20090153270 - Beerwerth; Wolfgang | 2009-06-18 |
| Electrical socket Grant 7,040,925 - Beerwerth , et al. May 9, 2 | 2006-05-09 |
| Electrical socket App 20050176302 - Beerwerth, Wolfgang ; et al. | 2005-08-11 |
| Overvoltage arrester App 20050007719 - Philipp, Gerd ; et al. | 2005-01-13 |
| Method for producing diffused contacted and surface passivated semiconductor chips for semiconductor devices Grant 3,965,567 - Beerwerth , et al. June 29, 1 | 1976-06-29 |
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