Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371063 | Valve-open-close mechanism | Hitoshi Oyama, Takao Nishioka, Kenji Matsunuma, Takatoshi Takikawa, Toshihiko Kaji +1 more | 2002-04-16 |
| 6337146 | Hydrogen-occluding layered material | Shousaku Yamanaka, Yoshinobu Takeda, Nozomu Kawabe, Hideo Itozaki, Akira Nakayama +1 more | 2002-01-08 |