Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853435 | Process for preparing thermosetting resin | Motoyuki Yamato, Kin-ichi Okumura, Masao Fuchi | 1989-08-01 |
| 4824717 | Mesh screen of polyester filaments for screen printing | Toru Nakanishi, Shigehiro Hoshida | 1989-04-25 |