Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5038884 | Dog clutch mechanism | Tetsurou Hamada, Kazuhiko Shimada, Shoji Tokushima, Makoto Watanabe, Masami Takano +2 more | 1991-08-13 |
| 4977989 | Dog clutch mechanism | Noboru Ashikawa, Kazuhiko Shimada, Shoji Tokushima, Tetsurou Hamada, Masami Takano +1 more | 1990-12-18 |