Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696989 | Fluorine-containing elastomeric copolymer | Masahiko Oka, Yutaka Ueta, Masayasu Tomoda, Shoji Kawachi | 1987-09-29 |
| 4501869 | Cross linkable fluorine-containing polymer | Masayoshi Tatemoto, Masahiko Oka, Masayasu Tomoda, Yutaka Ueta | 1985-02-26 |
| 4467074 | Fluoroelastomer composition | Masahiko Oka, Yutaka Ueta | 1984-08-21 |