Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4908407 | Resin compositions | Yoshinari Ogawa, Katsuhiko Hironaka | 1990-03-13 |
| 4659534 | Production of thin-walled cylindrical body of aromatic polyester | Tooru Matsubayashi | 1987-04-21 |