Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6287667 | Polyester film and capacitor using the same | Shinichi Kinoshita, Yoshinori Sato | 2001-09-11 |
| 6180209 | Biaxially oriented polyester film | Yoshinori Sato | 2001-01-30 |
| 5314736 | Polyethylene terephthalate film for magnetic recording medium containing three different kinds of particles | Chikakazu Kawaguchi, Takashi Harada | 1994-05-24 |
| 5164439 | Polyester film for magnetic recording media | Seiji Sakamoto, Kazuo Endo | 1992-11-17 |
| 5106681 | Polyester films, magnetic recording media and film capacitors produced therefrom | Kazuo Endo, Nobuyasu Shudo, Chikakazu Kawaguchi, Masahiko Fujimoto, Toshifumi Takisawa +1 more | 1992-04-21 |
| 5006589 | Polyester film for magnetic recording media | Seiji Sakamoto, Chikakazu Kawaguchi, Takashi Harada, Toshifumi Takisawa | 1991-04-09 |
| 4990400 | Polyester films, magnetic recording media and film capacitors produced therefrom | Kazuo Endo, Nobuyasu Shudo, Chikakazu Kawaguchi, Masahiko Fujimoto, Toshifumi Takisawa +6 more | 1991-02-05 |
| 4767657 | Polyester films suitable for use in magnetic tapes | Seiji Sakamoto | 1988-08-30 |