Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8344407 | White light source, backlight, liquid crystal display apparatus, and illuminating apparatus | Tetsuo Inoue, Hajime Takeuchi, Yasumasa Ooya, Yasuhiro Shirakawa | 2013-01-01 |
| 8174180 | Light-emitting device having scattering reflector with preset square average inclination | Tetsuo Inoue, Hajime Takeuchi, Yasumasa Ooya, Yasuhiro Shirakawa | 2012-05-08 |
| 7088034 | Cathode-ray tube employing a separate grid structure to stabilize cathode current | Shigeru Sugawara | 2006-08-08 |
| 6987367 | Cathode-ray tube | Osamu Ono, Shigeru Sugawara, Tomoyuki Hayama | 2006-01-17 |
| 4495439 | Magnetic focusing type cathode ray tube | Taketoshi Shimoma, Kumio Fukuda | 1985-01-22 |
| 4490644 | Magnetic focusing type cathode ray tube | Taketoshi Shimoma, Kumio Fukuda | 1984-12-25 |