Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798875 | Biaxially oriented polyester film | Kuniyoshi Itoyama, Norihiro Horita, Shigemi Seki | 1989-01-17 |
| 4786558 | Composite film and antistatic composite film comprising a swellable inorganic silicate | Takashi Sumiya, Kenji Yabe, Takashi Mimura | 1988-11-22 |
| 4587071 | Production of polyethylene terephthalate film for magnetic recording | Kazuhiro Tanaka, Takeshi Nishioka | 1986-05-06 |
| 4546030 | Polyethylene terephthalate film, process for the production thereof and magnetic recording medium therefrom | Kazuhiro Tanaka, Takeshi Nishioka | 1985-10-08 |
| 4497865 | Polyethylene terephthalate film, process for the production thereof and magnetic recording medium therefrom | Kazuhiro Tanaka, Takeshi Nishioka | 1985-02-05 |
| 4399179 | Polyester laminated film | Ryuichi NAGATA, Toshihiro Otaki | 1983-08-16 |
| 4183749 | Photographic film with polyethylene terephthalate-polyalkylene glycol copolymer support | Kenji Yabe, Atsuhiko Soda, Osamu Iida | 1980-01-15 |