Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492766 | Color cathode ray tube with wide deflection angle | Mamoru Tsuzurahara, Kenichi Watanabe, Syouji Shirai, Shinichi Kato, Hirotsugu Sakamoto | 2002-12-10 |
| 6472808 | Color cathode ray tube having electrostatic quadrupole lenses | Shoji Shirai, Shinichi Kato, Koichi Miyagawa | 2002-10-29 |
| 6448704 | Color cathode ray tube having a small neck diameter | Shoji Shirai, Kazuhisa Oshita | 2002-09-10 |
| 6445116 | Color cathode ray tube having an improved electron gun | Shoji Shirai | 2002-09-03 |
| 6411026 | Color cathode ray tube | Syoji Shirai | 2002-06-25 |
| 6400105 | Color cathode-ray tube having electrostatic quadrupole lens exhibiting different intensities for electron beams | Syoji Shirai, Shinichi Kato, Masafumi Nagaoka | 2002-06-04 |
| 6396221 | Color cathode-ray tube | Syoji Shirai, Shinichi Kato, Masafumi Nagaoka | 2002-05-28 |