Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294864 | Color cathode-ray tube with shadow mask having L-shaped bi-metallic springs | Tatsuya Mochizuki, Nobuhiko Hosotani, Yasumasa Tsuchiya, Masakazu Tsuruoka | 2001-09-25 |
| 4211477 | Light exposing prism system for use in forming phosphor plane of color picture tube | Masahiro Nishizawa, Yoshiyuki Odaka, Hiromi Matsuda | 1980-07-08 |
| 4187012 | Method and apparatus for exposure of phosphor screen | Masahiro Nishizawa, Eiichi Yamazaki, Iwao Ogura | 1980-02-05 |
| 4183637 | Method and apparatus for forming phosphor screen of color picture tubes | Masahiro Nishizawa, Eiichi Yamazaki, Iwao Ogura | 1980-01-15 |