Seyfried; Ulrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Seyfried; Ulrich.The latest application filed is for "power amplifier bias protection for depletion mode transistor".
- Seyfried; Ulrich - Hemmingen DE
- Seyfried; Ulrich - Stuttgart DE
| Patent | Date |
|---|---|
| Frequency switch for multiband power amplifier applications and multiband/multistandard power amplifier module Grant 7,593,703 - Wiegner , et al. September 22, 2 | 2009-09-22 |
| Power Amplifier Bias Protection For Depletion Mode Transistor App 20070182483 - Seyfried; Ulrich ; et al. | 2007-08-09 |
| Frequency switch for multiband power amplifier applications and multiband/multistandard power amplifier module App 20070155345 - Wiegner; Dirk ; et al. | 2007-07-05 |
| Strain gauge Grant 4,884,453 - Hoffmann , et al. December 5, 1 | 1989-12-05 |
| Strain gauge Grant 4,782,705 - Hoffmann , et al. November 8, 1 | 1988-11-08 |
| Circular, amorphous metal, Hall effect magnetic field sensor with circumferentially spaced electrodes Grant 4,668,914 - Kersten , et al. May 26, 1 | 1987-05-26 |
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