Issued Patents All Time
Showing 26–50 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6122465 | Reflective liquid crystal display having a hologram color filter | Ikuo Hiyama, Masato Shimura | 2000-09-19 |
| RE36841 | Multi-beam laser printer with beam spacing detection during blanking time | Susumu Saito, Takeshi Mochizuki | 2000-08-29 |
| 6091439 | Laser printer and light source suitable for the same | Shinichi Nakatsuka, Susumu Saito | 2000-07-18 |
| 6081380 | Directional reflection screen and projection display | Tetsuya Ohshima, Yoshiyuki Kaneko, Hiroki Kaneko | 2000-06-27 |
| 6055256 | Laser beam printer and semiconductor laser device suitable for a light source thereof | Shin'ichi Nakatsuka, Seiji Maruo, Shinya Kobayashi, Susumu Saito | 2000-04-25 |
| 6034749 | Light insensitive type active matrix with P and N regions connected to a reference potential | Hideo Sato, Minoru Hoshino, Yuji Mori, Shinichi Komura, Yoshiharu Nagae +3 more | 2000-03-07 |
| 5959655 | Light beam scanning apparatus which controls power and spot shape of light beam | Seiji Maruo, Shinichi Nakatsuka, Kunio Sato, Shinya Kobayashi, Susumu Saito | 1999-09-28 |
| 5930220 | Tracking method for optical disk apparatus using diffraction light | Takeshi Shimano, Takeshi Nakao, Masayuki Inoue, Kunikazu Ohnishi, Yoshio Suzuki | 1999-07-27 |
| 5889748 | Object lens and optical head for reproducing data from optical disks in different thickness of substrate | Takeshi Shimano, Masayuki Inoue, Hiroyuki Minemura, Hisao Fujita, Hideaki Koyanagi | 1999-03-30 |
| 5818554 | Reflective liquid crystal display apparatus which does not require a back light | Ikuo Hiyama, Katsumi Kondo, Osamu Itoh, Tatsuhisa Fujii | 1998-10-06 |
| 5809053 | Semiconductor laser device and optical printing apparatus using the same | Shin'ichi Nakatsuka, Seiji Maruo, Shinya Kobayashi, Susumu Saito | 1998-09-15 |
| 5668590 | Optical beam scanning system with rotating beam compensation | Seiji Maruo, Yoshihito Maeda, Tatsuya Sugita | 1997-09-16 |
| 5666598 | Image forming method and apparatus using energy beam impingement on image forming particles to move the same | Tatsuya Sugita, Teruaki Mitsuya, Nobuyoshi Hoshi, Mamoru Okano, Atsushi Onose +4 more | 1997-09-09 |
| 5627926 | Prism plate for efficiently emitting light flux within a predetermined range, and liquid crystal indicator and indicator illumination method using the same | Shigeru Nakamura, Kenkichi Suzuki, Katsuhiko Shibata | 1997-05-06 |
| 5600475 | Laser scanner | Takeshi Mochizuki, Susumu Saito | 1997-02-04 |
| 5592207 | Optical recording apparatus | Shinya Kobayashi, Hiroo Fujisaki, Susumu Saito | 1997-01-07 |
| 5490133 | Optical information processing apparatus and method of controlling position of optical spot and reproducing signals | Shigeru Nakamura, Mariko Umeda, Takeshi Nakao | 1996-02-06 |
| 5467417 | Prism plate for efficiently emitting light flux within a predetermined range, and liquid crystal indicator and indicator illumination method using the same | Shigeru Nakamura, Kenkichi Suzuki, Katsuhiko Shibata | 1995-11-14 |
| 5461501 | Liquid crystal substrate having 3 metal layers with slits offset to block light from reaching the substrate | Hideo Sato, Minoru Hoshino, Yuji Mori, Shinichi Komura, Yoshiharu Nagae +3 more | 1995-10-24 |
| 5451997 | Light scanning device with plural radii scanning lens system | Takeshi Mochizuki, Susumu Saito | 1995-09-19 |
| 5420846 | Recording medium having a plurality of nonlinear transmission characteristics | Hisataka Sugiyama, Motoyasu Terao, Norio Murase, Kimio Tatsuno, Masahiko Takahashi +2 more | 1995-05-30 |
| 5411430 | Scanning optical device and method for making a hybrid scanning lens used therefor | Takashi Nishimura, Yoshinori Miyamura, Yumiko Anzai, Yoshimasa Kondo, Fumihiko Uchida +1 more | 1995-05-02 |
| 5404344 | Recording/reproducing optical head producing focusing error signal from zero-th order diffracted light and tracking error signal from first order diffracted light | Nobuo Imada, Kunikazu Ohnishi, Tohru Sasaki, Masayuki Inoue, Shigeru Nakamura +1 more | 1995-04-04 |
| 5396276 | Optical beam scanning apparatus | Kazuto Senda | 1995-03-07 |
| 5394257 | Optical neural network system | Paul Horan | 1995-02-28 |