Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7285936 | Charging system for battery-set | Masaaki Yoshikawa, Hikokazu Okaguchi | 2007-10-23 |
| 6833784 | Electric vehicle | Hiroshi Ishii, Takashi Aoki | 2004-12-21 |
| 6741065 | Electric device and method for charging and discharging battery unit of the same | Hiroshi Ishii, Takashi Aoki | 2004-05-25 |
| 6295487 | Hybrid vehicle and method of controlling the travel of the vehicle | Masao Ono, Jun Morimoto, Hiroko Yoshikawa, Akifumi Kurita, Osamu Watanabe | 2001-09-25 |
| 6265853 | Power source unit for transferring energy between power sources that power an electric vehicle | Sakae Takagi, Hideki Mori, Shouzou Hashidume, Kiyomi Yamasaki, Nobuyuki Kasuga | 2001-07-24 |
| 6157149 | Kinetic energy regenerating device for an electric motor bicycle | — | 2000-12-05 |