Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618401 | Inner-shield material to be attached inside a color cathode ray tube and manufacturing method thereof | Osamu Yubuta | 1997-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618401 | Inner-shield material to be attached inside a color cathode ray tube and manufacturing method thereof | Osamu Yubuta | 1997-04-08 |