Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4275494 | Method for manufacturing liquid crystal display elements | Tadashi Ishibashi | 1981-06-30 |
| 4224093 | Method for producing liquid crystal display elements | Tadashi Ishibashi, Rokuro Watanabe | 1980-09-23 |