Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634840 | Method of heating thermoplastic resin sheet or film | Naomichi Yamagishi, Kenji Mori, Tsuguo Okumura, Masayoshi Sugiyama | 1987-01-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634840 | Method of heating thermoplastic resin sheet or film | Naomichi Yamagishi, Kenji Mori, Tsuguo Okumura, Masayoshi Sugiyama | 1987-01-06 |