Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4535009 | Method for producing a composite sheet material | Minoru Tanaka, Hideo Nakamura | 1985-08-13 |
| 4212916 | Dense, flexible composite sheet material | Minoru Tanaka, Kenkichi Yagi | 1980-07-15 |