Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060514 | Continuously variable chain-belt transmission and method of assembling same | Takayuki Nakamura, Hidekazu Yagi | 2018-08-28 |
| 8333503 | Portable timepiece | Haruki Hiranuma | 2012-12-18 |
| 8333502 | Portable timepiece | Haruki Hiranuma | 2012-12-18 |
| 8333504 | Portable timepiece | Yoshio Hozumi | 2012-12-18 |
| 8325565 | Timepiece | Haruki Hiranuma | 2012-12-04 |
| 8272778 | Watch | Haruki Hiranuma | 2012-09-25 |
| 8235587 | Portable device and portable watch | Haruki Hiranuma | 2012-08-07 |
| 7976214 | Portable watch | Haruki Hiranuma | 2011-07-12 |
| 7815365 | Portable timepiece | Haruki Hiranuma | 2010-10-19 |
| 7744272 | Portable apparatus and portable timepiece having a push button | Yoshio Hozumi | 2010-06-29 |
| 7614785 | Timepiece having rotatable and detachable bezel | Haruki Hiranuma, Koremoto Takeda | 2009-11-10 |