Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4716263 | Reciprocally actuated switch with rotatable contact selector | — | 1987-12-29 |
| 4707141 | Variable color analog timepiece | — | 1987-11-17 |
| 4705406 | Electronic timepiece with physical transducer | — | 1987-11-10 |
| 4702615 | Analog display timepiece | — | 1987-10-27 |
| 4692612 | Switch position detector and indicator with multicolor light emitter | — | 1987-09-08 |
| 4687340 | Electronic timepiece with transducers | — | 1987-08-18 |
| 4686425 | Multicolor display device | — | 1987-08-11 |
| 4647217 | Variable color digital timepiece | — | 1987-03-03 |