Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4290130 | Digital frequency trimmed electronic timepiece | John R. Lowdenslager | 1981-09-15 |
| 4282595 | Method for digital frequency trimming an oscillator in an electronic timepiece | John R. Lowdenslager | 1981-08-04 |
| 4262062 | Metal-air battery with environment control for intermittent high current demand | — | 1981-04-14 |