Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5835641 | Image pick-up apparatus for detecting and enlarging registered objects | Shuji Sotoda, Yoshihiro Nishida, Takashi Nakajima | 1998-11-10 |
| 5648943 | Disk recording/reproduction device of reduced thickness with driving mechanism for moving heads parallel to the disk face | Yoshiyuki Omi, Seiichi Fujii, Sadao Uchiyama, Masanobu Katsuki, Yoshio Katayama | 1997-07-15 |
| 5446719 | Optical information reproducing apparatus | Yoshio Yoshida, Yukio Kurata | 1995-08-29 |
| 5442598 | Information reproduction apparatus with control means for plural track kickback operation | Yukihiko Haikawa | 1995-08-15 |
| 5430703 | Track jump prediction control of memory mode | Yukihiko Haikawa, Yukiharu Hosono | 1995-07-04 |
| 5391865 | Optical pickup apparatus and optical grating assembly therefor | Yukio Kurata, Hiroshi Ogata, Hikaru Nishihara, Mitsuharu Tomura | 1995-02-21 |
| 5319456 | Moving vector detecting apparatus | Yoshihiro Nishida | 1994-06-07 |
| 5048000 | Optical information reading apparatus comprising a diffraction grating member having first and second portions | Hikaru Nishihara | 1991-09-10 |
| 4998806 | Image reading apparatus | Yukio Kurata, Taizo Yokota | 1991-03-12 |
| 4983017 | Optical head device for reading information stored in a recording medium | Taizo Yokota | 1991-01-08 |
| 4918300 | Optical pickup system having multiple diffraction devices and lens holding means | Hiroshi Ogata | 1990-04-17 |
| 4384284 | Keyboard operated audio visual system | Hiromi Juso, Shigemi Maeda | 1983-05-17 |
| 4310838 | Instruction controlled audio visual system | Hiromi Juso, Shigemi Maeda | 1982-01-12 |