Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5220447 | Liquid crystal display device and phase plate therefor | Hisao Yokokura, Teruo Kitamura, Akio Mukoh, Junichi Hirakata, Yasuhiko Kando +2 more | 1993-06-15 |
| 5067797 | Liquid crystal display cell and process for producing the same | Hisao Yokokura, Tadao Nakada, Teruo Kitamura, Akio Mukoh, Yasuhiko Kando +4 more | 1991-11-26 |