Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264253 | Door lock apparatus provided with a sensing switch | — | 2001-07-24 |
| 5785366 | Door lock device | Masazumi Miyagawa | 1998-07-28 |
| 5215342 | Lock striker unit with cover | Masaaki Yuge, Hitoshi Nakamura | 1993-06-01 |
| 5209532 | Door lock device | Hitoshi Nakamura | 1993-05-11 |
| 5186504 | Door lock device | Masazumi Miyagawa, Hitoshi Nakamura | 1993-02-16 |
| 4691584 | Actuator for remote devices or the like | Fumio Kobayashi, Keizaburo Usui, Tsutomu Kagiyama | 1987-09-08 |
| 4530185 | Automatic door opening and closing device | Masaichi Moriya, Haruo Mochida, Yoshimitsu Takeda | 1985-07-23 |
| 4520914 | Centrifugal clutch with radially movable magnetic member | Tsutomu Kagiyama | 1985-06-04 |