Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10691076 | Electronic timepiece | Takaomi Yonekura, Tadashi Kojima, Takayasu Akagi, Shinji Saito, Hirofumi Nagareda +1 more | 2020-06-23 |
| 10007236 | Electronic timepiece | Takaomi Yonekura, Tadashi Kojima, Takayasu Akagi, Shinji Saito, Hirofumi Nagareda +1 more | 2018-06-26 |
| 9885175 | Vibration damper device and load-bearing wall structure | Kazuma Matsuo | 2018-02-06 |