Issued Patents All Time
Showing 101–114 of 114 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726685 | Optical measuring device for detecting surface characteristics of object | Shohei Kobayashi | 1988-02-23 |
| 4544838 | Method and apparatus for detecting tracking error | Toru Musha | 1985-10-01 |
| 4525825 | Method and apparatus for detecting focussing and tracking error signals | Tohru Musha, Kiichi Kato, Kimiaki Yamamoto | 1985-06-25 |
| D278428 | Optical read out pickup for use in an optical audio disc machine or the like | Yasutaka Tsuchihashi | 1985-04-16 |
| 4509830 | Light beam separation method | Kiichi Kato, Tohru Musha | 1985-04-09 |
| 4505584 | Method and apparatus for detecting focussing error signal of objective lens | Kiichi Kato, Tohru Musha | 1985-03-19 |
| 4455085 | Method and apparatus for detecting a focussing condition of an objective lens | Kiichi Kato, Tohru Musha | 1984-06-19 |
| 4453239 | Method and apparatus for controlling the focusing and tracking of a light beam using a main and secondary light beam in association with multiple detectors | Tohru Musha, Kiichi Kato | 1984-06-05 |
| 4445208 | Signal detecting system in optical information reading apparatus | Kimiaki Yamamoto | 1984-04-24 |
| 4425636 | Method and apparatus for reproducing optically an information recorded on a record medium along tracks | Tohru Musha, Kiichi Kato | 1984-01-10 |
| 4423495 | Method and apparatus for recording optically an information signal on a record medium along tracks | Tohru Musha, Kiichi Kato | 1983-12-27 |
| 4422168 | Method and apparatus for detecting a focussing condition of an objective lens | Tohru Musha, Kiichi Kato | 1983-12-20 |
| D264081 | Combined radio and television receiver | Isao Sekita, Kiyoshi Suzuki, Kazuyoshi Sugisaki, Masaki Yamamoto, Kazunori Mano | 1982-04-27 |
| D262109 | Combined portable television receiver and radio | Isao Sekita, Kiyoshi Suzuki, Kazuyoshi Sugisaki, Masaki Yamamoto, Kazunori Mano | 1981-12-01 |