Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8724430 | Retrograde display mechanism and timepiece having the same | — | 2014-05-13 |
| 8279717 | Calendar mechanism and analog timepiece equipped with same mechanism | — | 2012-10-02 |
| 8279718 | Calendar mechanism and analog timepiece equipped with same mechanism | — | 2012-10-02 |
| 7961556 | Day display apparatus and watch having the same | Tamotsu Ono | 2011-06-14 |
| 7609588 | Multifunctional clock capable of realizing plurality of movement layouts | Takeshi Tokoro, Mamoru Watanabe | 2009-10-27 |
| 7443768 | Multifunctional timepiece including plural types of hand operating train wheels | Mamoru Watanabe, Takeshi Tokoro | 2008-10-28 |
| 7275860 | Display correcting mechanism and timepiece having display correcting mechanism | Shigeo Suzuki | 2007-10-02 |
| 7269101 | Multifunction timepiece having fan shape moving hand mechanism including return spring and fan shape moving hand train wheel apparatus | Mamoru Watanabe, Takeshi Tokoro | 2007-09-11 |
| 7269102 | Multifunction timepiece having fan shape moving hand train wheel and fan shape moving hand train wheel apparatus | Mamoru Watanabe, Takeshi Tokoro | 2007-09-11 |
| 7215602 | Multifunction timepiece capable of constituting plural fan shape moving hand train wheel layouts | Mamoru Watanabe, Takeshi Tokoro | 2007-05-08 |
| 6987712 | Analog chronograph timepiece having plural motors | Tamotsu Ono, Mamoru Watanabe, Yuichi Shino | 2006-01-17 |
| 6965544 | Electronic timepiece | Mamoru Watanabe, Yuichi Shino, Tamotsu Ono | 2005-11-15 |
| 6755567 | Hand motion irregularity suppressed timepiece | Mamoru Watanabe, Yuichi Shino, Tamotsu Ono | 2004-06-29 |