Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8189431 | Piezoelectric drive device and electronic device | Kohei Ohara | 2012-05-29 |
| 7876070 | Electronic timepiece with generator function | — | 2011-01-25 |
| 7859949 | Timepiece | Shoichi Nagao | 2010-12-28 |
| 7663978 | Drive control apparatus, electronic apparatus, method of controlling drive of electronic apparatus, drive control program, and recording medium | Takashi Kawaguchi, Makoto Okeya | 2010-02-16 |
| 7616527 | Electronic timepiece with calendar function and control method for same | Shuichi Tamura, Takashi Kawaguchi | 2009-11-10 |
| 7583564 | Piezoelectric actuator and electronic equipment with piezoelectric actuator | Akihiro Sawada | 2009-09-01 |
| 7158449 | Electronic timepiece and electronic apparatus | Shigeyuki Fujimori | 2007-01-02 |
| 7109638 | Piezoelectric actuator, timepiece, and electronic device | Shigeaki Seki | 2006-09-19 |
| 7027360 | Electronic timepiece with a date display function | Jun Matsuzaki | 2006-04-11 |
| 6424600 | Portable electronic device and control method for controlling the portable electronic device | Makoto Okeya, Noriaki Shimura, Hiroyuki Kojima, Hiroshi Yabe | 2002-07-23 |
| 6367967 | Time-measurement device and method of controlling the same | Hiroyuki Kojima, Makoto Okeya, Hiroshi Yabe, Noriaki Shimura | 2002-04-09 |
| 6327225 | Electronic unit, and control method for electronic unit | Makoto Okeya, Noriaki Shimura, Hiroyuki Kojima, Hiroshi Yabe | 2001-12-04 |
| 6320822 | Electronic equipment and control method for electronic equipment | Makoto Okeya, Teruhiko Fujisawa, Hiroshi Yabe, Hiroyuki Kojima, Noriaki Shimura | 2001-11-20 |
| 6262554 | Electronic device and method of controlling the same | Hiroyuki Kojima, Makoto Okeya, Hiroshi Yabe, Noriaki Shimura | 2001-07-17 |
| 6183125 | Electronic watch | Tatsuo Hara | 2001-02-06 |
| 6163126 | Electronic device | Hiroyuki Kojima, Noriaki Shimura | 2000-12-19 |
| 6120177 | Electronic watch | Tatsuo Hara | 2000-09-19 |
| 6097672 | Display device and watch with same | Nobuhiro Koike | 2000-08-01 |
| 6012838 | Electronic watch | Tatsuo Hara | 2000-01-11 |
| 5822278 | Electronic timepiece and method of charging the same | Yasuhiro Ohshima | 1998-10-13 |
| 5740132 | Electronic timepiece and method of charging the same | Yasuhiro Ohshima | 1998-04-14 |
| 5581519 | Analog indicator type electronic timepiece and charging method thereof | Tatsuo Hara, Yasuhiro Oshima, Hidenori Makiba | 1996-12-03 |
| 5479380 | Ultrasonic motor for driving an analog electronic watch | Osamu Miyazawa, Akihiko Maruyama | 1995-12-26 |
| 5237237 | Ultrasonic motor and drive method | Tomoo Ueda, Osamu Miyazawa, Tsuneaki Furukawa | 1993-08-17 |