Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393889 | Color cathode ray tube and method for manufacturing a shadow mask for a color cathode ray tube | Katsumi Mitsuda | 2002-05-28 |
| 6388371 | Color cathode ray tube and method for manufacturing a shadow mask for a color cathode ray tube | Katsumi Mitsuda | 2002-05-14 |