Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7192652 | Rust preventive film for stretch packaging | Masahiko Nakaishi, Yasumitsu Miyata, Takeyoshi Ono | 2007-03-20 |
| 6013374 | Battery parts | Akira Watanabe, Isao Kaneko, Atsushi Kasai | 2000-01-11 |
| 5073316 | Process for producing a porous film | Minoru Kashino, Tasuku Suzuki, Ryuichi Hasegawa, Koji Hayashi | 1991-12-17 |
| 4472328 | Process for producing porous film or sheet | Masaaki Sugimoto, Yukio Watanabe, Tsunemitsu Hasegawa, Masahiro Morita | 1984-09-18 |