Issued Patents All Time
Showing 76–100 of 169 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751184 | Information recording medium, method for producing the same, and recording/reproducing method using the same | Rie Kojima, Takashi Nishihara | 2004-06-15 |
| 6743496 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Rie Kojima | 2004-06-01 |
| 6744724 | Recording and reproducing method for optical information recording medium and optical information recording medium | Ken'ichi Nagata, Nobuo Akahira, Kenichi Nishiuchi | 2004-06-01 |
| 6716494 | Transfer sheets | Hideki Nakanishi, Junichi Iida | 2004-04-06 |
| 6689445 | Information recording medium and method of manufacturing the same | Rie Kojima, Takashi Nishihara | 2004-02-10 |
| 6670014 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Rie Kojima | 2003-12-30 |
| 6663934 | Optical information recording medium | Ken'ichi Nagata | 2003-12-16 |
| 6660356 | Optical information recording medium, method for producing the same, and method and apparatus for recording/reproducing information thereon | Hideki Kitaura | 2003-12-09 |
| 6616808 | Inkjet printing paper | Katsuhiko Haga, Hiroyuki Osumi, Hiroyuki Ando | 2003-09-09 |
| 6610380 | Optical information recording medium, manufacturing method, recording and reproduction method, and recording/reproduction device | Hideki Kitaura | 2003-08-26 |
| 6607869 | Optical information recording medium and method of manufacturing the same | Rie Kojima, Keiichiro Horai, Toshiaki Kashihara | 2003-08-19 |
| 6587420 | Recording and reproducing method for optical information recording medium and optical information recording medium | Ken'ichi Nagata, Nobuo Akahira, Kenichi Nishiuchi | 2003-07-01 |
| 6514591 | Optical information recording medium | Ken'ichi Nagata | 2003-02-04 |
| 6503690 | Optical information recording medium, method for producing the same, and method for recording and reproducing optical information | Mayumi Uno, Katsumi Kawahara | 2003-01-07 |
| 6477135 | Optical information recording medium and method for recording and reproduction information thereon | Mayumi Uno | 2002-11-05 |
| 6469977 | Optical information recording medium, method for producing the same, and method and apparatus for recording/reproducing information thereon | Hideki Kitaura | 2002-10-22 |
| 6456584 | Optical information recording medium comprising a first layer having a phase that is reversibly changeable and a second information layer having a phase that is reversibly changeable | Ken'ichi Nagata, Kenichi Nishiuchi, Nobuo Akahira | 2002-09-24 |
| 6449239 | Optical information recording medium with thermal diffusion layer | Mayumi Uno, Ken'ichi Nagata, Hideo Kusada | 2002-09-10 |
| 6432502 | Optical recording medium and method of manufacturing the same | Hideki Kitaura, Rie Kojima | 2002-08-13 |
| 6416837 | Information recording medium, a method for manufacturing the same and a method for recording/reproducing information thereon | Rie Kojima, Hideki Kitaura | 2002-07-09 |
| 6388984 | Optical information recording medium and its recording and reproducing method | Hideki Kitaura, Ken'ichi Nagata, Kenichi Nishiuchi, Shigeaki Furukawa | 2002-05-14 |
| 6268107 | Reversible optical information-recording medium | Kunio Kimura, Masatoshi Takao, Susumu Sanai | 2001-07-31 |
| 6268034 | Optical information recording medium and method for producing the same, method for recording and reproducing information thereon and recording/reproducing apparatus | Hideki Kitaura, Katsumi Kawahara, Hiroyuki Ohta | 2001-07-31 |
| 6229785 | Optical information recording medium, its manufacturing method, optical information recording/reproducing method and optical information recorder/reproducer | Hideki Kitaura, Ken'ichi Nagata, Kenichi Nishiuchi | 2001-05-08 |
| 6153063 | Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information | Mayumi Otoba, Kenichi Nagata, Katsumi Kawahara | 2000-11-28 |