Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12038400 | Sensor | Kazuhiko SAKURAI, Masaki Harada, Koki Akai | 2024-07-16 |
| 11619287 | Speed reducer | Takashi Naruse | 2023-04-04 |
| 11499931 | Sensor | Kazuhiko SAKURAI, Masaki Harada, Koki Akai | 2022-11-15 |
| 11359712 | Internal-pressure rise prevention structure of speed reducer | Shunsuke Kimura, Yokon Oh | 2022-06-14 |
| 4964246 | Rigidity control system for variable rigidity structure | Takuji Kobori, Hiroo Kanayama | 1990-10-23 |
| 4922667 | Device and method for protecting a building against earthquake tremors | Takuji Kobori, Shunichi Yamada | 1990-05-08 |
| 4890430 | Device and method for protecting a building against earthquake tremors | Takuji Kobori, Shunichi Yamada | 1990-01-02 |
| 4799339 | Method of controlling building against earthquake | Takuji Kobori, Hiroo Kanayama, Mitsuo Sakamoto, Shunichi Yamada | 1989-01-24 |