Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10418507 | Opto-reflector | Seiji Koike | 2019-09-17 |
| 8941051 | Photosensor for position detecting device, position detecting device using same and position detecting method | Kazuhito Fukui | 2015-01-27 |
| 8907263 | Position detecting device using reflection type photosensors | — | 2014-12-09 |
| 4464740 | Separation band detecting circuit in an automatic program selection record player | Tsuyoshi Ono | 1984-08-07 |
| 4416006 | Record disc playing apparatus having the function for correcting rotational irregularities due to record disc eccentricity | Masatsugu Kitamura, Hideo Onoe, Tsuyoshi Ono, Yukihiro Kishima, Yutaka Morita | 1983-11-15 |
| 4361880 | Programmable automatic record player | Masatsugu Kitamura, Hideo Onoye, Tsuyoshi Ono, Yukihiro Kishima, Yutaka Morita | 1982-11-30 |
| 4342110 | Record disc playing apparatus with automatic cancellation of inside force on tone arm | Masatsugu Kitamura, Hideo Onoye, Tsuyoshi Ono, Yukihiro Kishima, Yutaka Morita | 1982-07-27 |