Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635320 | Color cathode ray tube and method manufacturing the same | Yasuhisa Ohtake, Seiji Sago | 1997-06-03 |
| 5230920 | Method of coating sensitizing solution on metal plate for use in manufacture of color cathode ray tube and coating apparatus | Mitsuru Seno, Takayuki Matsumoto, Seiji Sago | 1993-07-27 |