Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874461 | Method for manufacturing liquid crystal device with spacers formed by photolithography | Masahiko Sato, Toshimitsu Konuma, Seiichi Odaka, Toshiharu Yamaguchi, Toshio Watanabe +6 more | 1989-10-17 |