Issued Patents All Time
Showing 51–75 of 169 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7074471 | Optical information recording medium, method for producing the medium, and method and apparatus for recording information using the medium | Hideki Kitaura, Rie Kojima, Takeshi Sakaguchi | 2006-07-11 |
| 7063876 | Information recording medium and method for manufacturing the same | Takashi Nishihara, Rie Kojima | 2006-06-20 |
| 7065035 | Optical multilayer disk, multiwavelength light source, and optical system using them | Kiminori Mizuuchi, Kazuhisa Yamamoto, Rie Kojima | 2006-06-20 |
| 7057252 | Optical information recording medium | Mayumi Uno, Rie Kojima | 2006-06-06 |
| 7037413 | Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information | Mayumi Otoba, Katsumi Kawahara, Hiroyuki Ohta, Eiji Ohno, Ken'ichi Nagata | 2006-05-02 |
| 7035190 | Method of recording/reproducing information on a recording medium with plural phase change recording layers | Takashi Nishihara, Rie Kojima | 2006-04-25 |
| 7014904 | Optical information recording medium and method for manufacturing the medium | Yoshitaka Sakaue, Ken'ichi Nagata, Rie Kojima, Takashi Nishihara | 2006-03-21 |
| 7013326 | Chat system, dummy client system for chat system, and computer readable medium storing dummy client program | Norihiko Suzuki, Toshihisa Eto, Shin Zukeran, Kentaro Kamioka, Minoru Kawata +6 more | 2006-03-14 |
| 7008681 | Optical information recording medium and manufacturing method and recording/reproducing method for the same | Hideki Kitaura, Takashi Nishihara, Yoshitaka Sakaue, Rie Kojima | 2006-03-07 |
| 7009930 | Optical information recording medium, method of recording and reproducing, and optical recording and reproducing system | Mayumi Uno | 2006-03-07 |
| 7002896 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Rie Kojima | 2006-02-21 |
| 6893698 | Optical information recording medium, optical measuring method and optical information recording/reproducing method | Kenji Narumi, Kenichi Nishiuchi, Naoyasu Miyagawa, Rie Kojima, Takashi Nishihara | 2005-05-17 |
| 6890613 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Rie Kojima | 2005-05-10 |
| 6881466 | Information recording medium and method for producing the same | Rie Kojima, Haruhiko Habuta, Takashi Nishihara, Hideki Kitaura | 2005-04-19 |
| 6858278 | Information recording medium and method for producing the same | Rie Kojima, Takashi Nishihara, Haruhiko Habuta | 2005-02-22 |
| 6858277 | Information recording medium and method for manufacturing the same | Rie Kojima, Toshiyuki Matsunaga, Katsumi Kawahara | 2005-02-22 |
| 6841217 | Optical information recording medium and method for manufacturing the same | Takashi Nishihara, Rie Kojima | 2005-01-11 |
| 6833085 | Agent for restricting elution of phosphorus, method for producing the same, and method of restricting elution of phosphorus in sludge | Kiyoharu Hamasaki, Hironobu Hirasawa | 2004-12-21 |
| 6821707 | Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information | Mayumi Uno, Katsumi Kawahara, Hiroyuki Ohta, Eiji Ohno, Ken'ichi Nagata | 2004-11-23 |
| 6809401 | Memory, writing apparatus, reading apparatus, writing method, and reading method | Takashi Nishihara, Rie Kojima | 2004-10-26 |
| 6807142 | Optical information recording medium and method for initializing the same | Ken'ichi Nagata, Kenichi Nishiuchi, Katsumi Kawahara | 2004-10-19 |
| 6794006 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Rie Kojima | 2004-09-21 |
| 6768710 | Optical information recording medium, method for producing the same, and method and apparatus for recording information thereon | Hideki Kitaura | 2004-07-27 |
| 6764736 | Optical information recording medium and recording method using the same | Hideki Kitaura | 2004-07-20 |
| 6761950 | Information recording medium and method for producing the same | Rie Kojima, Haruhiko Habuta | 2004-07-13 |