Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7238411 | Multilayered polyester film and process for producing the same | Tetsuo Yoshida | 2007-07-03 |
| 7160936 | Method of producing ultraviolet radiation absorbent | Tatsuhiko Osaki | 2007-01-09 |
| 7057037 | Ultraviolet radiation absorbents for thermoplastic polymers and methods of producing same | Tatsuhiko Osaki | 2006-06-06 |
| 7026035 | Laminated film for optical use | Shinji Yano, Kouji Kubo, Makoto Handa, Kei Mizutani, Shigeyuki Watanabe | 2006-04-11 |
| 7005176 | Optical adhesive polyester film | Mitsuo Tojo, Koji Kubo, Shinji Yano | 2006-02-28 |
| 6908998 | Method of producing ultraviolet radiation absorbent | Tatsuhiko Osaki | 2005-06-21 |
| 6839171 | Polyester film for releasing polarizer | Kei Mizutani | 2005-01-04 |
| 6809133 | Ultraviolet radiation absorbent compositions for thermoplastic polymers | Tatsuhiko Osaki | 2004-10-26 |
| 5593819 | Base film for photographic film | Manabu Kimura, Hideshi Kurihara, Satoshi Kitazawa | 1997-01-14 |
| 5457017 | Base film for photographic film | Manabu Kimura, Hideshi Kurihara, Satoshi Kitazawa | 1995-10-10 |
| 5424121 | Biaxially oriented polyester film | Takashi Murakami, Kinji Hasegawa | 1995-06-13 |
| 5380590 | Water-dispersible aromatic polyester, aqueous dispersion thereof and polyester film coated therewith which permits fast adhesion | Tomoki Nakamura, Masayuki Fukuda | 1995-01-10 |
| 5268420 | Aqueous polyesters, easily bondable polyester films formed by coating said aqueous polyesters, and process for producing same | Akihiro Nishimura, Sadayoshi Miura | 1993-12-07 |
| 5196472 | Biaxially oriented polyester film | Manabu Kimura, Nobuo Minobe | 1993-03-23 |
| 5188774 | Aromatic polyester film and process for producing the same | Shozo Nitta, Hideshi Kurihara, Kazuyuki Sanenobu, Norio Takagi | 1993-02-23 |
| 4619869 | Biaxially oriented polyester film | Tsutomu Kiriyama, Shigeru Horie, Masahiro Oshida | 1986-10-28 |
| 4539389 | Biaxially oriented polyester film | Tsutomu Kiriyama, Shigeru Horie, Masahiro Oshida | 1985-09-03 |
| 4446262 | Protection from ultraviolet light by use of novel ultraviolet absorber | Nobuya Okumura, Shunichi Matsumura, Hiroo Inata | 1984-05-01 |
| 4421887 | Biaxially oriented polyester films | Shigeru Horie, Takamasa Asano, Hideo Katoh | 1983-12-20 |