Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845186 | Method for production of modified polyesters | Noboru Chujo | 1989-07-04 |
| 4814551 | Anticorrosive insulator | Akihiro Watanabe | 1989-03-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845186 | Method for production of modified polyesters | Noboru Chujo | 1989-07-04 |
| 4814551 | Anticorrosive insulator | Akihiro Watanabe | 1989-03-21 |