Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4723459 | Power transfer device for automotive vehicles | Toshio Yoshinaka, Shuichiro Ida, Shuji Nagano | 1988-02-09 |
| 4711136 | Power transfer device for four-wheel drive | Toshio Yoshinaka, Shuichiro Ida, Shuji Nagano, Shigeru Kimura, Yasuo Tanaka | 1987-12-08 |