Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653771 | Electron gun assembly and cathode ray tube apparatus | Tomonari Ishihara, Hirofumi Ueno | 2003-11-25 |
| 6586868 | Color cathode-ray tube apparatus with multi-lens electron focusing and yoke deflection | Tsutomu Takekawa, Hirofumi Ueno | 2003-07-01 |
| 6555975 | Cathode-ray tube apparatus | Tomonari Ishihara | 2003-04-29 |