Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353282 | Color cathode ray tube having a low dynamic focus | Shoji Shirai, Shinichi Kato | 2002-03-05 |
| 6331752 | Color cathode ray tube having a low dynamic focus voltage | Shoji Shirai, Shinichi Kato | 2001-12-18 |
| 6025674 | Color cathode ray tube having a low dynamic focus voltage | Shoji Shirai, Shinichi Kato | 2000-02-15 |
| 5739631 | Color cathode ray tube having a low dynamic focus voltage | Shoji Shirai, Shinichi Kato | 1998-04-14 |
| 5608284 | Color cathode ray tube having a low dynamic focus voltage | Shoji Shirai, Shinichi Kato | 1997-03-04 |