Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5166817 | Liquid crystal display with compensation means of multiaxially elongated high polymer films | Isao Ota, Katsuhiko Kumagawa, Shingo Fujita, Hiroshi Yamazoe, Shigeru Yoshida | 1992-11-24 |
| 4775549 | Method of producing a substrate structure for a large size display panel and an apparatus for producing the substrate structure | Isao Ota, Katsuhiko Kumagawa, Hiroshi Yamazoe, Masahiro Nagasawa | 1988-10-04 |
| 4490015 | Liquid crystal color display panel | Hiroshi Kawarada, Yasuo Wakahata, Mitsuyoshi Hamanaka, Tamotsu Kajitani | 1984-12-25 |
| 4402999 | Method of preparation of substrates for liquid crystal display devices | Hiroshi Kawarada | 1983-09-06 |
| 4332075 | Method of producing thin film transistor array | Isao Ota, Haruhiro Shirazawa, Hiroshi Kawarada, Tetsuro Ohtsuka | 1982-06-01 |