Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7775472 | Information medium | Morimasa Sasaki | 2010-08-17 |
| 7604193 | Information recording medium | Yuji Yoshino | 2009-10-20 |
| 7578464 | Tape reel and information recording apparatus | Morimasa Sasaki, Akio Momoi, Chotaro Kouzu | 2009-08-25 |
| 7448569 | Cartridge case and information recording medium | Morimasa Sasaki | 2008-11-11 |
| 7364107 | Tape cartridge | Morimasa Sasaki, Chotaro Kouzu | 2008-04-29 |
| 7350732 | Cartridge case and information recording medium | Morimasa Sasaki | 2008-04-01 |
| 7345846 | Tape cartridge | Kenji Kotegawa | 2008-03-18 |
| 7290734 | Tape reel and information recording medium | Morimasa Sasaki, Akio Momoi, Chotaro Kouzu | 2007-11-06 |
| 7284722 | Information recording medium | Morimasa Sasaki | 2007-10-23 |
| 7270780 | Molding mold, molding method and tape cartridge | Hiroki Suzuki, Akio Momoi | 2007-09-18 |
| 7258295 | Cartridge case and information recording medium | — | 2007-08-21 |
| 7195192 | Tape cartridge | Morimasa Sasaki | 2007-03-27 |
| 7048221 | Door member for tape cartridge, and tape cartridge | Hiroshi Kaneda | 2006-05-23 |
| 7036760 | Tape cartridge | — | 2006-05-02 |
| 7004417 | Tape cartridge | Akio Momoi, Hiroki Suzuki | 2006-02-28 |
| 6994285 | Tape cartridge | Motohiko Shima, Akio Momoi, Hiroki Suzuki | 2006-02-07 |
| 6843440 | Tape cartridge producing and method thereof | Motohiko Shima | 2005-01-18 |
| 6282059 | Disk Cartridge | Masaru Ikebe | 2001-08-28 |
| 5966360 | Cleaning disc cartridge | Yukio Miyazaki, Masaru Ikebe, Mitsuo Watanabe, Haruo Shiba, Toshihiko Ishida | 1999-10-12 |
| 5537280 | Tape cassette | Masaru Ikebe | 1996-07-16 |
| 5517377 | Endless-loop tape cassette with backstop and transmission mechanism | Hiroki Suzuki, Hitoshi Koshimizu | 1996-05-14 |
| 5367421 | Cartridge for a recording/reproducing medium having a transparent or semi-transparent cover member | Haruo Shiba, Takashi Namioka | 1994-11-22 |
| 5282536 | Tape cassette accommodating case with protrusions | Shinichi Sato, Hiroki Suzuki | 1994-02-01 |
| 5205507 | Hub for tape cassette | Haruo Shiba, Masaru Ikebe, Hiroki Suzuki, Yukio Miyazaki | 1993-04-27 |
| 5180118 | Magnetic tape cassettes | Kimio Tanaka, Shinichi Sato, Haruo Shiba | 1993-01-19 |