Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8986858 | Organic electroluminescent device | Masashi Tada, Junya Ogawa, Takahiro Kai, Megumi Matsumoto | 2015-03-24 |
| 5175354 | Process for preparing 2,6-naphthalene-dicarboxylic acid | Shuichi Mitamura, Yoshimi Kata, Atsushi Kawada, Naoya Okabayashi | 1992-12-29 |
| 5081252 | Process for the preparation of aromatic carboxylic acids | Shuichi Mitamura, Yoshimi Kata, Koichi Fujishiro | 1992-01-14 |
| 4943116 | Reclining angle adjustment device | Akira Ohwada, Masanori Sakai | 1990-07-24 |
| 4916962 | Reclining angle adjustment device | Kazuyuki Kurashige | 1990-04-17 |