Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7675822 | Clock device, clock system, and time measuring method | — | 2010-03-09 |
| 7203609 | Magnetic field generating apparatus and magnetic field controlling method | — | 2007-04-10 |
| 5498913 | Power supply control apparatus with a manually operable control switch | — | 1996-03-12 |
| 4709218 | Overtone crystal oscillator | Mitsuyuki Sugita, Isamu Hoshino, Hirofumi Yanagi, Hitoshi Ikeno, Tetsuro Konno | 1987-11-24 |
| 4300221 | Electronic timepiece | Hajime Oda, Toshihide Samejima | 1981-11-10 |
| 4279029 | Electronic timepiece | Hajime Oda, Masanori Fujita | 1981-07-14 |
| 4246650 | Multi-function electronic timepiece | Hajime Oda | 1981-01-20 |
| 4244042 | Alarm timepiece | Toshihide Samejima, Hajime Oda, Masanori Fujita | 1981-01-06 |
| 4218871 | Electronic timer | Hajime Oda, Toshihide Samejima | 1980-08-26 |
| 4211067 | Time adjusting device for electronic timepiece | Hajime Oda, Toshihide Samejima, Toshio Matsumura, Masanori Fujita | 1980-07-08 |
| 4209975 | Time adjusting means for electronic timepiece | Toshihide Samejima, Toshio Matsumura, Hajime Oda, Masanori Fujita | 1980-07-01 |