Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8485460 | Polyester film roll | Ieyasu Kobayashi, Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro | 2013-07-16 |
| 8191812 | Polyester film roll | Ieyasu Kobayashi, Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro | 2012-06-05 |
| 7122241 | Biaxially oriented polyester film and production process therefor | Ieyasu Kobayashi, Shinji Muro | 2006-10-17 |
| 7048994 | Laminated polyester film and magnetic recording medium | Masahiko Kosuge, Takeshi Ishida | 2006-05-23 |
| 6890471 | Biaxially oriented polyester film and method for production thereof | Ieyasu Kobayashi, Shinji Muro | 2005-05-10 |
| 6773802 | Biaxially oriented laminated polyester film and magnetic recording medium | Ieyasu Kobayashi, Shinji Muro | 2004-08-10 |
| 6713155 | Magnetic recording medium and base film for the same | Makoto Handa, Toshifumi Osawa | 2004-03-30 |
| 6677031 | Multilayer film, refractive polarizer film and semi-transparent film | Hiroshi Tokuda | 2004-01-13 |
| 6472046 | Biaxially oriented polyester film to be laminated onto metal plate and molded | Koji Kubo, Masahiko Kosuge, Hideshi Kurihara | 2002-10-29 |
| 6420010 | White laminated polyester film for metallic plate lamination work | Tetsuya Hasegawa, Koji Kubo, Tetsuo Yoshida | 2002-07-16 |
| 6316096 | Biaxially oriented polyester film for use in thermosensitive stencil printing base sheet | Tetsuo Yoshida | 2001-11-13 |
| 6127473 | Polyester film | Tetsuo Yoshida, Yukihiko Minamihira, Koji Kubo | 2000-10-03 |
| 6086978 | Polyester film for metal sheet laminating | Kinji Hasegawa, Koji Kubo | 2000-07-11 |
| 6086989 | Biaxially oriented polyester film to be laminated onto a metal plate and molded | Koji Kubo, Masahiko Kosuge, Manabu Kimura | 2000-07-11 |
| 6071599 | Polyester film for metal lamination and the use thereof | Masahiko Kosuge, Manabu Kimura, Tetsuo Yoshida, Koji Kubo, Tetsuya Hasegawa | 2000-06-06 |
| 5620774 | Biaxially oriented laminated polyester film | Masami Etchu | 1997-04-15 |
| 5556691 | Biaxially oriented laminated polyester film and magnetic recording medium having the same as base film | Masami Etchu, Kei Mizutani, Makoto Handa | 1996-09-17 |
| 5368932 | Biaxially oriented polyester film for magnetic recording media containing theta or mixed alpha plus gamma aluminum oxide and inert organic particles | Sumio Kato, Masami Etchu | 1994-11-29 |
| 5270096 | Biaxially oriented polyester film for magnetic recording media | Sumio Kato, Yoshihiro Oba, Nobuo Minobe, Hideo Katoh | 1993-12-14 |
| 5252388 | Biaxially oriented polyester film for magnetic recording media | Sumio Kato, Masami Etchu | 1993-10-12 |