Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8485460 | Polyester film roll | Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro, Hirofumi Murooka | 2013-07-16 |
| 8404371 | Biaxially oriented polyester film and magnetic recording tape | Shinji Muro, Takeshi Ishida | 2013-03-26 |
| 8367199 | Biaxially oriented film | Tetsuo Yoshida, Katsuyuki Hashimoto, Shinji Muro, Takeshi Ishida | 2013-02-05 |
| 8216704 | Biaxially oriented laminated film | Eiji Kinoshita, Mitsuo Tojo, Tomoyuki Kishino, Kazuteru Kohno | 2012-07-10 |
| 8191812 | Polyester film roll | Mitsuo Tojo, Tsuyonari Nohira, Shinji Muro, Hirofumi Murooka | 2012-06-05 |
| 8067105 | Biaxially oriented film | Tetsuo Yoshida, Katsuyuki Hashimoto, Shinji Muro, Takeshi Ishida | 2011-11-29 |
| 7122241 | Biaxially oriented polyester film and production process therefor | Shinji Muro, Hirofumi Murooka | 2006-10-17 |
| 6890471 | Biaxially oriented polyester film and method for production thereof | Shinji Muro, Hirofumi Murooka | 2005-05-10 |
| 6773802 | Biaxially oriented laminated polyester film and magnetic recording medium | Shinji Muro, Hirofumi Murooka | 2004-08-10 |
| 6770351 | Biaxially oriented polyester film and magnetic recording medium | Toshifumi Osawa | 2004-08-03 |
| 6592966 | Biaxially orientated multi layer polyester film | Toshifumi Osawa | 2003-07-15 |
| 6465075 | Biaxially oriented laminate polyester film | Toshifumi Osawa | 2002-10-15 |
| 6338890 | Biaxially oriented laminated polyester film | Toshifumi Osawa | 2002-01-15 |
| 6319589 | Biaxially oriented laminate polyester film | Toshifumi Osawa | 2001-11-20 |
| 6221461 | Biaxially oriented laminated polyester film containing at least two different lubricant particles | Toshifumi Osawa | 2001-04-24 |
| 5919550 | Biaxially oriented laminate polyester film | Masafumi Koseki, Toshifumi Osawa | 1999-07-06 |
| 5534323 | Biaxially oriented film of polyethylene-2,6-naphtalenedicarboxylate for magnetic recording floppy disks | Takao Chuujou, Hisashi Hamano, Masami Etchu | 1996-07-09 |
| 5494739 | Polyethylene-2,6-naphthalenedicarboxylate film | Takao Chuujou, Masahiro Hosoi, Yasuhiro Saeki | 1996-02-27 |
| 5431983 | Magnetic recording tape comprising a polyethylene-2,6-napthalate substrate, magnetic metal thin film, and a backcoat layer | Masami Etchu, Hisashi Hamano, Masahiro Hosoi, Yasuhiro Saeki | 1995-07-11 |
| 5380577 | Biaxially oriented polyethylene-2,6-naphthalene-dicarboxylate film and process for the production thereof | Hisashi Hamano, Masahiro Hosoi, Yasuhiro Saeki | 1995-01-10 |