Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8652642 | Biaxially oriented polyester film | Takaaki Kojima, Thorsten Kiehne | 2014-02-18 |
| 6879438 | Infrared filter | — | 2005-04-12 |
| 5824394 | Biaxially oriented laminated polyester film | Shinichi Kinoshita | 1998-10-20 |
| 5670236 | Biaxially oriented polyester film for magnetic recording medium | Tomoyuki Kotani, Kazuo Endo, Seiji Sakamoto, Takashi Harada, Masashi Inagaki +1 more | 1997-09-23 |
| 5607897 | Polyester film for sublimation-type thermosensitive transfer recording medium | — | 1997-03-04 |
| 5532049 | Magnetic recording medium having a calendered polyester layer with a specified deformation ratio | Chikakazu Kawaguchi | 1996-07-02 |
| 5419942 | Base film of digital compact cassette tape | Masashi Inagaki | 1995-05-30 |
| 5153302 | Polyester film for capacitor | Syuji Anno | 1992-10-06 |
| 4973515 | Magnetic card | Satoshi Otonari, Yoshinori Sato, Kazuyuki Akatsu | 1990-11-27 |
| 4871784 | Minute-cellular polyester film | Satoshi Otonari, Yoshinori Sato, Tomoyuki Kotani | 1989-10-03 |
| 4857396 | Minute-cellular polyester film provided with coating | Satoshi Otonari, Yoshinori Sato, Tomoyuki Kotani | 1989-08-15 |
| 4769190 | Process for producing polyphenylene sulfide film | Shigeo Utsumi, Yujiro Fukuda, Yoshinori Sato | 1988-09-06 |