Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8283014 | Optical recording medium | Teruyuki Ota, Makoto Watanabe | 2012-10-09 |
| 8169876 | Optical information recording method, optical information reproducing method, optical information recording apparatus and optical information reproducing apparatus | — | 2012-05-01 |
| 8009339 | Holographic recording medium, holographic writing system and holographic reading system | Kazuya Hayashibe | 2011-08-30 |
| 7920309 | Holographic recording medium, holographic writing system and holographic reading system | Kazuya Hayashibe | 2011-04-05 |
| 7701627 | Holographic recording medium, holographic writing system and holographic reading system | Kazuya Hayashibe | 2010-04-20 |
| 7632429 | Method for molding disc substrate | — | 2009-12-15 |
| 7420910 | Optical recording/reproducing method for multiple recording media with different recording density | Kazutomo Miyata, Teruyuki Ota, Makoto Watanabe | 2008-09-02 |
| 7396575 | Molding die apparatus, method for disc substrate, and disc-shaped recording medium | — | 2008-07-08 |
| 7348056 | Fine particle dispersion composition, optical component, optical film laminate, polarization splitting device, and method for manufacturing the optical component | Tomio Kobayashi, Kazuhiko Morisawa, Hatsue Koishikawa, Masaki Kagawa | 2008-03-25 |
| 7294281 | Optical information recording medium, original disc for optical information recording medium, and method of manufacturing the same | Hiroyuki Takemoto, Mitsuo Arima, Tadao Suzuki, Hiroshi Nakayama, Atsushi Takeuchi | 2007-11-13 |
| 7113470 | Optical recording and reproducing method and optical recording medium | Kazutomo Miyata, Teruyuki Ota, Makoto Watanabe | 2006-09-26 |
| 7008216 | Molding die apparatus, method for molding disc substrate, and disc-shaped recording medium | — | 2006-03-07 |
| 6986152 | Optical information recording medium | Hiroyuki Takemoto, Mitsuo Arima, Tadao Suzuki, Hiroshi Nakayama, Atsushi Takeuchi | 2006-01-10 |
| 6800348 | Optical recording medium | Hiroyuki Takemoto, Atsushi Takeuchi, Kenichi Itoh, Mineo Moribe, Takehiko Numata | 2004-10-05 |
| 6625090 | Magneto-optical recording medium, and magneto-optical recording/reproducing apparatus | Atsushi Takeuchi, Hiroyuki Takemoto, Kenichi Itoh, Mineo Moribe, Takehiko Numata | 2003-09-23 |
| 6208595 | Magneto-optical recording medium | Atsushi Takeuchi, Hiroyuki Takemoto, Kenichi Itoh, Mineo Moribe, Takehiko Numata | 2001-03-27 |
| 6198704 | Magneto-optical recording medium | Jun Shimizu, Takeshi Gouko, Atsushi Takeuchi, Yuko Nakamura, Manabu Iwai | 2001-03-06 |
| 6033538 | Magneto-optical recording medium production method | Masatsugu Suwabe, Yoshihiro Muto | 2000-03-07 |
| 5993616 | Method for producing a magneto-optical recording medium | Masatsugu Suwabe, Yoshihiro Muto | 1999-11-30 |
| 5966349 | Rewritable high density magneto-optical disk | Masatsugku Suwabe, Yoshihiro Muto | 1999-10-12 |
| 5793738 | Optical disc | Goro Fujita | 1998-08-11 |
| 5751670 | Magneto-optical disk having variable thickness recording layer but adequate uniform reflectance value | — | 1998-05-12 |
| 5625620 | Optical disc | Goro Fujita | 1997-04-29 |