Issued Patents All Time
Showing 126–150 of 156 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5966362 | Optical system for recording and reproducing for use in optical information recording medium | Norikazu Arai, Masaya Kobayashi, Hiroshi Kibayashi | 1999-10-12 |
| 5955241 | Chemical-amplification-type negative resist composition and method for forming negative resist pattern | Mitsuru Sato, Kiyoshi Ishikawa, Yoshiki Sugeta, Toshimasa Nakayama | 1999-09-21 |
| 5953359 | Laser diode array and fabrication method thereof | Masayuki Yamaguchi, Koji Kudo | 1999-09-14 |
| 5934538 | Pinch roller and pinch roller apparatus | Mitsuaki Hirose, Yukiharu Uemura | 1999-08-10 |
| 5928837 | Negative-working chemical-sensitization photoresist composition comprising oxime sulfonate compounds | Mitsuru Sato, Kiyoshi Ishikawa, Yoshiki Sugeta, Toshikazu Tachikawa, Hiroshi Komano | 1999-07-27 |
| 5926563 | Color-image processing apparatus and method for stably reproducing a variable-density image | — | 1999-07-20 |
| 5920532 | Information pick-up apparatus and optical disk apparatus | Katsuya Yagi, Masaya Kobayashi | 1999-07-06 |
| 5902713 | Chemical-sensitization photoresist composition | Hideo Hada, Yoshiki Sugeta, Hiroshi Komano, Kiyoshi Ishikawa | 1999-05-11 |
| 5896240 | Pinch roller and pinch roller apparatus having a self-alignment function | Yukiharu Uemura | 1999-04-20 |
| 5883747 | Recording and/or reproducing optical system and objective lens for optical information recording medium | Katsuya Yagi | 1999-03-16 |
| 5875750 | Rotational phase adjusting apparatus resin seal | Kazutoshi Iwasaki, Michio Adachi, Masayasu Ushida, Hisashi Kayano, Isamu Inai | 1999-03-02 |
| 5757758 | Optical pickup apparatus objective lens and converging optical system for optical pickup and optical disk apparatus | Katsuya Yagi, Masaya Kobayashi | 1998-05-26 |
| 5756475 | Isoprene derivatives | Kohei Inomata, Toshihiro Takahashi, Hitoshi Inoue, Makoto Yanai, Masashi Suzuki +5 more | 1998-05-26 |
| 5754513 | Information pick-up apparatus and optical disk apparatus | Katsuya Yagi, Masaya Kobayashi | 1998-05-19 |
| 5754504 | Device for recording or reproducing information on an optical recording medium having an objective lens with an astigmatism producing off optical axis minimum total astigmatism position to correct tracking astigmatism | Takashi Matsumaru | 1998-05-19 |
| 5697023 | Electrophotographic device for ensuring the compatibility of an electrophotographic process unit to be received in an electrophotographic apparatus body | — | 1997-12-09 |
| 5665872 | LDL receptor analog protein and DNA coding therefor | Yasushi Saito, Akio Iwasaki, Koichi Arai | 1997-09-09 |
| 5636236 | Semiconductor laser | Kentaro Tada | 1997-06-03 |
| 5599653 | Pattern forming method with selective silylation utilizing lithographic double-coated patterning plate with undercoat levelling layer | Taku Nakao, Nobuo Tokutake, Masato Saito, Hidekatsu Kohara, Toshimasa Nakayama | 1997-02-04 |
| 5548417 | Facsimile apparatus including a supporting frame member and image holding member and image holding member formed as a detachable unit | Takashi Sekimoto, Yoichi Endo, Hirohiko Yamazaki, Masahiko Yamazaki, Yutaka Ohtani +4 more | 1996-08-20 |
| 5498514 | Lithographic double-coated patterning plate with undercoat levelling layer | Taku Nakao, Nobuo Tokutake, Masato Saito, Hidekatsu Kohara, Toshimasa Nakayama | 1996-03-12 |
| 5418639 | Light beam scanning device | — | 1995-05-23 |
| 5326315 | Air passage changeover device | Michi Inoue, Akihito Higashihara, Fumio Kato, Hirotaka Chishiki | 1994-07-05 |
| 5306714 | (S)-2,3-dihydropolyprenyl, monophosphate, and agents for inhibiting the metastasis of cancers | Yasushi Okamoto, Masahiro Tsuji | 1994-04-26 |
| 5119391 | Automatic frequency control circuit for coherent diversity reception | Hidenari Maeda | 1992-06-02 |