Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12072003 | Controller and operation system | Hidekazu Kato | 2024-08-27 |
| 11364435 | Operation device | Tomoya Endo, Makoto Hayashi, Nobuyuki Ninomiya, Tomoyasu Nagano, Hidekazu Kato +1 more | 2022-06-21 |
| 10855157 | Power generation device | Nobuyuki Ninomiya, Shuji Fujiwara | 2020-12-01 |
| 10418204 | Switch device | Makoto Hayashi, Hisato Shimomura, Hidekazu Kato | 2019-09-17 |
| 6642462 | Lid open/close detection device of portable electronic equipment | Nobuyuki Ninomiya, Hiroki Oba, Takayuki Itabashi | 2003-11-04 |
| 6555770 | Composite operation switch | — | 2003-04-29 |
| 6525713 | Coordinate input device capable of inputting z-coordinate of image object | Kaoru Soeta, Hiroki Oba | 2003-02-25 |
| 5924556 | Push switch device | Eiji Kimura | 1999-07-20 |