Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548180 | Aromatic polyimide film and film laminate | Tomohiko Yamamoto, Takuji Takahashi, Kohji Narui, Hiroto Mitsui | 2003-04-15 |
| 6191305 | Preparation of tetraester of 3, 3', 4, 4', - biphenyltetracarboxylic acid | Akira Ishikawa, Hiroto Mitsui, Kiyotaka Akao | 2001-02-20 |