Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4463144 | Process for producing propylene-tetrafluoroethylene copolymer | Gen Kojima | 1984-07-31 |
| 4314043 | Fluorine-containing elastomers | Gen Kojima, Masayuki Tamura | 1982-02-02 |