Frungel; Frank
Patent Applications and Registrations
Patent applications and USPTO patent grants for Frungel; Frank.The latest application filed is for "microprocessor-driven laser ceilometers".
- Frungel; Frank - 2000 Hamburg 56 DE
- Frungel; Frank - 8053 Zurich CH
- Frungel; Frank - Hamburg DE
- Frungel; Frank - 2 Hamburg 56 DT
| Patent | Date |
|---|---|
| Microprocessor-driven laser ceilometers Grant 4,511,249 - Frungel , et al. April 16, 1 | 1985-04-16 |
| Forward-scatter visibility meter Grant 4,432,645 - Frungel February 21, 1 | 1984-02-21 |
| Ceilometric method and apparatus Grant 4,259,592 - Frungel , et al. March 31, 1 | 1981-03-31 |
| Deepwater in-situ fluorometer Grant 4,178,512 - Frungel , et al. December 11, 1 | 1979-12-11 |
| Apparatus and method for case hardening steel tools by application of heating pulses Grant 4,109,127 - Frungel August 22, 1 | 1978-08-22 |
| Nuclear explosion detector with false alarm prevention Grant 4,044,258 - Frungel August 23, 1 | 1977-08-23 |
| Device for measuring optical characteristics of the atmosphere of an airfield Grant 3,986,023 - Frungel October 12, 1 | 1976-10-12 |
| Arrangement For Measuring The Concentration Of Fluorescent Materials In Air And Water Grant 3,666,945 - Frungel , et al. May 30, 1 | 1972-05-30 |
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