Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631796 | Electric vehicle control system | Shigeyuki Yoshihara, Sanshiro Obara, Nobunori Matsudaira | 1997-05-20 |
| 5600215 | Controller for electric vehicle | Hiroyuki Yamada, Sanshiro Obara | 1997-02-04 |