Zierhut; Hermann
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zierhut; Hermann.The latest application filed is for "current limiting device".
- Zierhut; Hermann - Neutraubling DE
- Zierhut; Hermann - Munich DE
| Patent | Date |
|---|---|
| Current limiting device Grant 6,049,447 - Roesch , et al. April 11, 2 | 2000-04-11 |
| Current limiting device Grant 5,999,387 - Roesch , et al. December 7, 1 | 1999-12-07 |
| Bus coupler Grant 5,081,440 - Ott , et al. January 14, 1 | 1992-01-14 |
| Transmission link Grant 5,020,154 - Zierhut May 28, 1 | 1991-05-28 |
| Circuit layout for an infrared room surveillance detector Grant 4,795,905 - Zierhut January 3, 1 | 1989-01-03 |
| Alarm apparatus for spatial surveillance Grant 4,670,655 - Zierhut June 2, 1 | 1987-06-02 |
| Motion detector Grant 4,645,930 - Zierhut February 24, 1 | 1987-02-24 |
| Motion detector for space surveillance Grant 4,529,874 - Zierhut July 16, 1 | 1985-07-16 |
| Motion detector for space surveillance Grant 4,479,056 - Zierhut October 23, 1 | 1984-10-23 |
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