Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6583812 | Method and apparatus for inspecting phosphor screen of cathode ray tube | Tatsuya Yamazaki, Toshiyuki Imaizumi, Kazumasa Hirayama | 2003-06-24 |
| 5991554 | Exposure apparatus for manufacturing color cathode ray tube | Tetsuya Masumura | 1999-11-23 |