Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8451399 | Liquid crystal display device | — | 2013-05-28 |
| 6509682 | Cathode ray tube having an improved electron gun | Yoshiaki Takahashi | 2003-01-21 |
| 5872423 | Color cathode ray tube having an improved first grid electrode | Yasuhisa Shiraishi, Sakae Ishii | 1999-02-16 |