Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6519548 | Information processing device for diver | Masao Kuroda | 2003-02-11 |
| 5548765 | Power saving display subsystem for portable computers | Takeo Tsunoda, Yuji Hama | 1996-08-20 |
| 5036276 | Magnetic encoder with high resolution of data signal recording at reduced recording pitch | — | 1991-07-30 |
| 4761771 | Electronic timekeeping apparatus with temperature compensation and method for compensating same | Tatsuo Moriya, Kuniharu Natori, Kazumi Kamoi, Hiroshi Yabe | 1988-08-02 |
| 4730286 | Circuit and method for correcting the rate of an electronic timepiece | Hiroshi Yabe | 1988-03-08 |
| 4551029 | Electronic timepiece with a sound generator | — | 1985-11-05 |
| 4508457 | Electronic timepiece with record/playback circuits | — | 1985-04-02 |
| 4479065 | Chattering preventive circuit | — | 1984-10-23 |
| 4417155 | Anti-chatter circuit for small portable apparatus | — | 1983-11-22 |
| 4378167 | Electronic timepiece with frequency correction | — | 1983-03-29 |
| 4376992 | Electronic wristwatch with alarm function | — | 1983-03-15 |
| 4349900 | Electronic timepiece with error compensation circuit | — | 1982-09-14 |
| 4303995 | Electronic timepiece with calendar display arrangement | — | 1981-12-01 |