Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855728 | Method and apparatus for converting display data form | Tsuguji Tachiuchi, Kiyoshige Kinugawa, Shinji Tanaka | 1989-08-08 |
| 4808991 | Method and apparatus for liquid crystal display with intermediate tone | Tsuguji Tachiuchi, Terumi Takashi | 1989-02-28 |