Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851481 | Epoxy resin composition | Tatsuya Okuno | 1989-07-25 |
| 4849183 | Continuous photochemical reactor | — | 1989-07-18 |
| 4818804 | Polycondensable macromonomer from vinyl monomer and mercapto compound | Mikiko Yamaguchi | 1989-04-04 |