Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465911 | Power supply system switching device and method of switching between power supply system | Isao Kamiyama | 2002-10-15 |
| 6465912 | Power transfer device | Fuminori Nakamura, Shinzo Tamai, Isao Kamiyama, Hiroshi Yamamoto, Yuji Kuroda | 2002-10-15 |