Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498426 | Field emission-type electron source and manufacturing method thereof | Yoshifumi Watabe, Yukihiro Kondo, Koichi Aizawa, Takuya Komoda, Takashi Hatai +2 more | 2002-12-24 |
| 6486634 | Vehicle use charging generator | Shuuichi Kokubun, Sakae Hikita, Shouju Masumoto | 2002-11-26 |