Issued Patents All Time
Showing 25 most recent of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7610595 | Clamping plate, cartridge case, information medium, mold, and method of manufacturing clamping plate | Hiroshi Kaneda, Kenji Hashizume | 2009-10-27 |
| 7114166 | Disc cartridge | Kenji Hashizume, Yukio Miyazaki | 2006-09-26 |
| 7047546 | Disc cartridge | Kenji Hashizume | 2006-05-16 |
| 6568526 | Stackable compact disk case | Peter Reinhardt, Kimitoshi Itou, Blaise Bertrand, Robert Stancel, James R. Yurchenco | 2003-05-27 |
| 6542459 | Cartridge and manufacturing method thereof | Yukio Miyazaki, Kouichi Suzuki | 2003-04-01 |
| 6418113 | Disk cartridge | Masatoshi Okamura, Yukio Miyazaki, Kenji Hashizume | 2002-07-09 |
| 6370108 | Disc cartridge | Masatoshi Okamura | 2002-04-09 |
| 6334268 | Disk storage case | Yukio Miyazaki | 2002-01-01 |
| 6325316 | Tape cartridge | Yukio Miyazaki, Kenji Hashizume | 2001-12-04 |
| 6307831 | Disc cartridge having reference holes | Yukio Miyazaki, Masatoshi Okamura | 2001-10-23 |
| 6301078 | Disc cartridge and shutter | Yukio Miyazaki | 2001-10-09 |
| 6283285 | Disk storage case and disk tray | Yukio Miyazaki | 2001-09-04 |
| 6282059 | Disk Cartridge | Takateru Satoh | 2001-08-28 |
| 6266319 | Disc cartridge integrally formed of transparent and non-transparent resin, and molding die therefor | Yukio Miyazaki, Akio Momoi | 2001-07-24 |
| 6243355 | Disk cartridge with error insertion prevention mechanism | Masatoshi Okamura | 2001-06-05 |
| 6205115 | Disc cartridge | Masatoshi Okamura, Kenji Hashizume | 2001-03-20 |
| 6181516 | Tape cassette | Motohiko Shima | 2001-01-30 |
| 6125011 | Disc cartridge with particular cover configuration | Masatoshi Okamura, Katsumi Suzuki, Takashi Koshiyouji | 2000-09-26 |
| 6108298 | Disc cartridge | Yukio Miyazaki, Masatoshi Okamura, Akio Momoi | 2000-08-22 |
| 6095327 | Storage case for cartridge, manufacturing method thereof and cartridge | Yukio Miyazaki, Akio Momoi | 2000-08-01 |
| 6094326 | Disc cartridge with improved shutter mechanism | Masatoshi Okamura | 2000-07-25 |
| 6011675 | Tape cassette | Motohiko Shima | 2000-01-04 |
| 5966360 | Cleaning disc cartridge | Yukio Miyazaki, Takateru Satoh, Mitsuo Watanabe, Haruo Shiba, Toshihiko Ishida | 1999-10-12 |
| 5954198 | Cartridge receiving casing | Masatoshi Okamura, Noboru Uemura, Hideshisa Hashimoto | 1999-09-21 |
| 5946170 | Tape cassette with selected wall thicknesses | Motohiko Shima | 1999-08-31 |