Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472832 | Cathode ray tube | Junichi Kimiya, Shigeru Sugawara | 2002-10-29 |
| 6455999 | Color picture tube | Takahiro Hasegawa, Shigeru Sugawara | 2002-09-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472832 | Cathode ray tube | Junichi Kimiya, Shigeru Sugawara | 2002-10-29 |
| 6455999 | Color picture tube | Takahiro Hasegawa, Shigeru Sugawara | 2002-09-24 |