Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455999 | Color picture tube | Syunji Ookubo, Shigeru Sugawara | 2002-09-24 |
| 6406742 | Method of manufacturing a cathode ray tube and apparatus manufacturing the same | Shigeru Sugawara, Fumihito Suzuki, Fumio Miyanaga, Katsumi Yaha | 2002-06-18 |