Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7609588 | Multifunctional clock capable of realizing plurality of movement layouts | Kei Hirano, Mamoru Watanabe | 2009-10-27 |
| 7575800 | Sliding parts, precision parts and timepieces and electronic equipment using the same | Morinobu Endo, Tetsuo Uchiyama, Akio Yamaguchi, Teruaki Yuoka, Hiroshi Aoyama +5 more | 2009-08-18 |
| 7443768 | Multifunctional timepiece including plural types of hand operating train wheels | Mamoru Watanabe, Kei Hirano | 2008-10-28 |
| 7269102 | Multifunction timepiece having fan shape moving hand train wheel and fan shape moving hand train wheel apparatus | Kei Hirano, Mamoru Watanabe | 2007-09-11 |
| 7269101 | Multifunction timepiece having fan shape moving hand mechanism including return spring and fan shape moving hand train wheel apparatus | Mamoru Watanabe, Kei Hirano | 2007-09-11 |
| 7215602 | Multifunction timepiece capable of constituting plural fan shape moving hand train wheel layouts | Kei Hirano, Mamoru Watanabe | 2007-05-08 |
| 7170827 | Timepiece, having bearing portion formed of resin and wheel train | Morinobu Endo, Tetsuo Uchiyama, Akio Yamaguchi, Yasuo Kondo, Hiroshi Aoyama +4 more | 2007-01-30 |
| 7167420 | Timepiece including base plate formed of resin and wheel train | Morinobu Endo, Tetsuo Uchiyama, Akio Yamaguchi, Yasuo Kondo, Hiroshi Aoyama +4 more | 2007-01-23 |
| 7106661 | Calendar timepiece | Mamoru Watanabe, Katsuyoshi Takizawa, Shigeo Suzuki, Takashi Takahashi | 2006-09-12 |
| 7029169 | Chronograph timepiece having zeroing structure | Takashi Takahashi, Mamoru Watanabe, Katsuyoshi Takizawa, Shigeo Suzuki | 2006-04-18 |
| 6814483 | Self-winding timepiece having train wheel setting apparatus | Mamoru Watanabe, Shigeo Suzuki, Takashi Takahashi, Katsuyoshi Takizawa | 2004-11-09 |
| 6612734 | Mechanical timepiece with stud adjustment mechanism | Mamoru Watanabe | 2003-09-02 |
| 6609822 | Rate adjusting method of mechanical timepieces | Koichiro Jujo, Masafumi Hoshino | 2003-08-26 |
| 6554468 | Mechanical timepiece with timed annular balance rotating angle control mechanism | Saburo Manaka, Koichiro Jujo | 2003-04-29 |
| 6548771 | Multipole attitude detector switch with liquid contact | — | 2003-04-15 |
| 6520674 | Mechanical timepiece with posture detector | — | 2003-02-18 |
| 6485172 | Self-winding watch | Masaaki Takahashi | 2002-11-26 |
| 6431746 | Mechanical timepiece with timed annular balance rotating angle control mechanism | Koichiro Jujo | 2002-08-13 |
| 4194152 | Radio communication system | — | 1980-03-18 |