Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670841 | Electron gun for a cathode ray tube having a plurality of electrodes layers forming a main lens | Tsunenari Saito | 1997-09-23 |
| 5489229 | Electron gun for a cathode ray tube | Tsunenari Saito | 1996-02-06 |