Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560167 | Thermoelectric generation unit and portable electronic device using the unit | — | 2003-05-06 |
| 6536942 | Alarm electronic timepiece | — | 2003-03-25 |
| 6407965 | Timepiece having thermoelectric generator unit | Akihiro Matoge, Yoshifumi Yoshida, Fumiyasu Utsunomiya, Matsuo Kishi | 2002-06-18 |
| 6359841 | Timepiece and portable electronic device having thermoelectric generator unit | Akihiro Matoge, Yoshifumi Yoshida, Fumiyasu Utsunomiya, Matsuo Kishi | 2002-03-19 |
| 6316714 | Power generating block provided with thermoelectric generation unit | Akihiro Matoge, Yoshifumi Yoshida, Fumiyasu Utsunomiya, Matsuo Kishi | 2001-11-13 |
| 6259656 | Thermoelectric unit and timepiece using it | — | 2001-07-10 |
| 6134190 | Alarm setting mechanism for an electronic timepiece having an alarm status pattern on the front of the timepiece dial | — | 2000-10-17 |
| 5377168 | Multifunctional electronic timepiece | — | 1994-12-27 |