Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4533687 | Flame-retardant rubber composition | Kunio Itoh, Tsutomu Nakamura | 1985-08-06 |
| 4376184 | Rubber compositions of ethylene-propylene elastomers | Kunio Itoh, Nobuyuki Uesugi | 1983-03-08 |
| 4201698 | Rubber compositions | Kunio Itoh | 1980-05-06 |