Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7397755 | Optical information recording medium | Hideharu Tajima, Akira Takahashi | 2008-07-08 |
| 7337454 | Disc cartridge | Hideharu Tajima, Akira Takahashi, Yoshiteru Murakami | 2008-02-26 |
| 7263707 | Information processing medium and information processing apparatus using the same | Hideharu Tajima, Akira Takahashi | 2007-08-28 |
| 7055163 | Disc cartridge and disc drive | Akira Takahashi, Hideharu Tajima | 2006-05-30 |
| 6961952 | Disk cartridge | Toshiyuki Tanaka, Mitsunobu Yoshida, Nobuyuki Usui, Tomoyuki Miyake, Toshiharu Inui +3 more | 2005-11-01 |
| 6871354 | Disc cartridge, optical disk device, and method for information recording and reproducing | Hideharu Tajima | 2005-03-22 |
| D494981 | Transparent disc cartridge | Taisuke Saeki, Hideharu Tajima, Minoru Shimizu, Shunsuke Nirei, Naohiro Netsu +3 more | 2004-08-24 |
| D494600 | Disc cartridge | Taisuke Saeki, Hideharu Tajima, Minoru Shimizu, Shunsuke Nirei, Naohiro Netsu +3 more | 2004-08-17 |
| 6697324 | Optical data recording medium | Hideharu Tajima | 2004-02-24 |
| 6657948 | Optical information recording medium | Hideharu Tajima | 2003-12-02 |
| 5730846 | Method of producing a magneto-optical recording medium | — | 1998-03-24 |
| 5635309 | Magneto-optical recording medium | — | 1997-06-03 |
| 5066381 | Target unit | Kenji Ohta, Yoshiteru Murakami, Kenichi Hijikata, Takyuki Shingyoji, Kazushige Takaishi | 1991-11-19 |
| 4737197 | Solar cell with metal paste contact | Yoshiyuki Nagahara, Akira Shibata, Masahito Asai, Shinichi Nakajima | 1988-04-12 |