Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626138 | Internal combustion engine | Takehiko Sayama, Takatoshi Ogami, Hiromitsu Sato, Kazuyuki Iwata | 2003-09-30 |
| 6603653 | Electric double layer capacitor | Toshiyuki Matsuoka, Kenji Matsumoto, Tomokazu Shohoji, Kentaro Shibuya | 2003-08-05 |
| 6552894 | Electric double layer capacitor | Toshiyuki Matsuoka, Kenji Matsumoto, Tomokazu Shohoji, Kentaro Shibuya | 2003-04-22 |