Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784607 | Color cathode ray tube | Koji Shimada | 2004-08-31 |
| 6774554 | Cathode ray tube | Toshikuni Kojima, Masanori Morii | 2004-08-10 |
| 6727640 | Glass bulb for a cathode-ray tube and a cathode-ray tube device | Hiroshi Sakurai, Masaya Kyono, Koji Kuwahara | 2004-04-27 |
| 6534935 | Color CRT apparatus | Hiroshi Sakurai, Etsuji Tagami | 2003-03-18 |
| 6528935 | Cathode-ray tube | Yuichi Kimura | 2003-03-04 |
| 6447963 | Method of making a light quantity correction filter and method of manufacturing a color cathode ray tube using the light quantity correction filter made by the method | — | 2002-09-10 |
| 6235165 | Method of making a light quantity correction filter and method of manufacturing a color cathode ray tube using the light quantity correction filter made by the method | — | 2001-05-22 |
| 6157124 | Cathode ray tube with specifically shaped inside picture area | — | 2000-12-05 |
| 5155410 | Shadow mask type color cathode ray tube | Osamu Adachi, Osamu Konosu, Shigeya Ashizaki | 1992-10-13 |