Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6131462 | Pressure/temperature transducer with improved thermal coupling and enhanced transient response | Errol P. EerNisse, Lon J. Perry, Robert B. Wiggins | 2000-10-17 |
| 5231880 | Pressure transducer assembly | Robert B. Wiggins | 1993-08-03 |
| 5168191 | Crystal resonator with low acceleration sensitivity and method of manufacture thereof | Errol P. EerNisse, O. Lew Wood | 1992-12-01 |
| 5022130 | Method of manufacturing crystal resonators having low acceleration sensitivity | Errol P. EerNisse, O. Lew Wood | 1991-06-11 |
| 5012151 | Thermally matched strip mounted resonator and related mounting method | Errol P. EerNisse | 1991-04-30 |
| 4936147 | Transducer and sensor apparatus and method | Errol P. EerNisse | 1990-06-26 |
| 4935658 | Crystal resonator with low acceleration sensitivity and method of manufacture thereof | Errol P. EerNisse, O. Lew Wood | 1990-06-19 |
| 4837475 | Crystal resonator with low acceleration sensitivity and method of manufacture thereof | Errol P. EerNisse | 1989-06-06 |
| 4802370 | Transducer and sensor apparatus and method | Errol P. EerNisse | 1989-02-07 |
| 4754646 | Resonator pressure transducer structure and method of manufacture | Errol P. EerNisse | 1988-07-05 |
| 4644796 | Pressure measurement apparatus and method | — | 1987-02-24 |
| 4644803 | Force measurement apparatus and method | — | 1987-02-24 |
| 4574639 | Pressure force measurement apparatus and method | — | 1986-03-11 |
| 4535638 | Resonator transducer system with temperature compensation | Errol P. EerNisse | 1985-08-20 |
| 4526480 | Fluid density temperature measurement apparatus and method | — | 1985-07-02 |
| 4412345 | Apparatus and method for precise determinations of crystallographic orientation in crystalline substances | S. Thomas Workman, John L. Chambers, Myron A. Pugh | 1983-10-25 |