Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6508596 | Apparatus using a method for recording digital data including a data conversion or format conversion, and apparatus using the method | Chiyoko Matsumi, Akira Iketani, Masazumi Yamada, Tatsuro Juri, Yukio Kurano +2 more | 2003-01-21 |
| 6147823 | Method for recording digital data including a data conversion or format conversion, and apparatus using the method | Chiyoko Matsumi, Akira Iketani, Masazumi Yamada, Tatsuro Juri, Yukio Kurano +2 more | 2000-11-14 |
| 6038094 | Digital data recording device having a rotary cylinder | Chiyoko Matsumi, Akira Iketani, Masazumi Yamada, Tatsuro Juri, Yukio Kurano +2 more | 2000-03-14 |
| 4597021 | Video recording and reproducing apparatus with noise reduction | Chojuro Yamamitsu | 1986-06-24 |
| 4400742 | Magnetic recording and reproducing apparatus for color video signals | Chojuro Yamamitsu, Masamitsu Ohtsu | 1983-08-23 |
| 4303952 | Recording and reproducing system | Chojuro Yamamitsu, Hiroshi Taniguchi | 1981-12-01 |