Issued Patents All Time
Showing 301–305 of 305 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4232512 | Solid state watch module construction | Kenichi Yoshikawa, Makoto Koshikawa, Toshio Umemoto, Tetsuo Satoh, Singo Ichikawa | 1980-11-11 |
| 4228646 | Electronic timepiece with indication disk for internal state of timepiece | — | 1980-10-21 |
| 4219999 | Electronic timepiece equipped with battery life display | Singo Ichikawa | 1980-09-02 |
| 4217644 | Apparatus for indicating the distance over which a vehicle can travel with the residual fuel | Hirotsugu Yamaguchi | 1980-08-12 |
| 4196589 | Hydraulic circuit for steering and front brake system | — | 1980-04-08 |