Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900914 | Optical information recording and reproducing apparatus having volume holographic memory | Satoru Tanaka, Tomomitsu Kouno, Hideki Hatano, Yoshihisa Itoh, Hajime Matsushita | 2005-05-31 |
| 6856433 | Holographic recording medium and holographic recording/reproducing apparatus using the same | Hideki Hatano, Kenji Kitamura, Shunji Takekawa, Masaru Nakamura | 2005-02-15 |
| 6816291 | Optical information recording and reproducing apparatus having volume holographic memory | Satoru Tanaka, Tomomitsu Kouno, Hideki Hatano, Yoshihisa Itoh, Hajime Matsushita | 2004-11-09 |
| 6670079 | Photorefractive material | Kenji Kitamura, Yasunori Furukawa, Shunji Takekawa, Myeongkyu Lee, Hideki Hatano +1 more | 2003-12-30 |
| 6594220 | Volume holographic memory and optical information recording/reproducing apparatus | Hajime Matsushita, Tomomitsu Kouno, Hideki Hatano, Yoshihisa Itoh, Satoru Tanaka +1 more | 2003-07-15 |
| 6574181 | Holographic memory medium and recording apparatus using the same | Satoru Tanaka, Tomomitsu Kouno, Hideki Hatano, Yoshihisa Itoh, Hajime Matsushita | 2003-06-03 |
| 6569513 | Prepreg and process for manufacturing same | Mamoru Komatsu | 2003-05-27 |
| 6555174 | Process for manufacturing prepreg | Mamoru Komatsu | 2003-04-29 |
| 6490061 | Optical information recording and reproducing apparatus having volume holographic memory | Satoru Tanaka, Tomomitsu Kouno, Hideki Hatano, Yoshihisa Itoh, Hajime Matsushita | 2002-12-03 |
| 6414762 | Optical information recording and reproducing apparatus using a holographic memory | Tomomitsu Kouno, Hideki Hatano, Yoshihisa Itoh, Satoru Tanaka, Hajime Matsushita | 2002-07-02 |
| 6380271 | Material for electrical insulating organic film, electrical insulating organic film and process for the preparation thereof | Takashi Enoki, Mitsumoto Murayama, Yoko Hase, Toshimasa Eguchi | 2002-04-30 |
| 6373806 | Two-color hologram recording/reproducing apparatus | Kenji Kitamura, Yasunori Furukawa, Shunji Takekawa, Myeongkyu Lee, Satoru Tanaka +1 more | 2002-04-16 |
| 6327171 | Digital signal recording/reproducing method | Toshio Goto | 2001-12-04 |
| 6320683 | Optical information recording and reproducing apparatus using a volume holographic memory | Yoshihisa Ito, Tomomitsu Kouno, Hideki Hatano, Satoru Tanaka, Hajime Matsushita | 2001-11-20 |
| 6301028 | Holographic memory and optical information recording and reproducing apparatus using the same | Satoru Tanaka, Tomomitsu Kouno, Hideki Hatano, Yoshihisa Itoh, Hajime Matsushia | 2001-10-09 |
| 6297351 | Polybenzoxazole resin and precursor thereof | Mitsumoto Murayama, Toshimasa Egucih, Takuya Hatao, Nobuhiro Higashida, Yoko Mizumoto | 2001-10-02 |
| 6256281 | Volume holographic memory-based optical information-recording/reproducing apparatus | Satoru Tanaka, Hideki Hatano | 2001-07-03 |
| 6222754 | Digital signal recording/reproducing method | Toshio Goto | 2001-04-24 |
| 6114497 | Polybenzoxazole resin and precursor thereof | Masahiro Tada, Mitsumoto Murayama, Takuya Hatao | 2000-09-05 |
| 6088321 | Volume holographic memory apparatus having a reference beam and a signal beam with opposite intensity distributions | Hideki Hatano, Satoru Tanaka | 2000-07-11 |
| 6049401 | Volume holographic memory | Satoru Tanaka, Hideki Hatano | 2000-04-11 |
| 5144463 | Liquid crystal light valve using non-monochromatic writing light | Hideki Hatano, Akira Yokoi, Masayuki Iwasaki | 1992-09-01 |
| 5009490 | Photo-conductive liquid crystal light valve | Tomomitsu Kouno, Hideki Hatano, Sakashi Ootaki, Masami Nishida | 1991-04-23 |