Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6573644 | Color cathode ray tube having a one-dimensional tension mask with a perforated region | Shiro Kashihara, Shigenari Oshima | 2003-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6573644 | Color cathode ray tube having a one-dimensional tension mask with a perforated region | Shiro Kashihara, Shigenari Oshima | 2003-06-03 |