Thomann; Helmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Thomann; Helmut.The latest application filed is for "method for working members composed of oxide material".
- Thomann; Helmut - Munich DE
| Patent | Date |
|---|---|
| Method for working members composed of oxide material Grant 4,900,892 - Baeuerle , et al. February 13, 1 | 1990-02-13 |
| Process utilizing catalytic material for the reduction of nitrous oxides Grant 4,812,296 - Schmelz , et al. March 14, 1 | 1989-03-14 |
| Method of producing plate- or tape-shaped silicon crystal bodies having crystalline pillar-like structures therein, equivalent to _crystalline columnar structures, for large surface solar cells Grant 4,330,358 - Grabmaier , et al. May 18, 1 | 1982-05-18 |
| Electrophotographic element with bismuth oxide compound Grant 4,254,200 - Thomann , et al. March 3, 1 | 1981-03-03 |
| Method of detecting high energy radiation via a bismuth oxide compound Grant 4,227,084 - Thomann , et al. October 7, 1 | 1980-10-07 |
| Piezoelectric Filter Grant 3,836,877 - Guntersdorfer , et al. September 17, 1 | 1974-09-17 |
| Piezo Electric Motor Grant 3,748,503 - Cobarg , et al. July 24, 1 | 1973-07-24 |
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