Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855805 | Nonlinear semiconductor element, liquid crystal display panel using the same and their manufacturing methods | Shunpei Yamazaki, Akira Mase, Toshimitsu Konuma, Minoru Miyazaki, Mitsunori Sakama | 1989-08-08 |
| 4844588 | Liquid crystal display panel and manufacturing method thereof | Shunpei Yamazaki, Akira Mase, Toshimitsu Konuma, Minoru Miyazaki, Mitsunori Sakama | 1989-07-04 |
| 4828967 | Electronic device and its manufacturing method | Akira Mase, Toshimitsu Konuma, Mitsunori Sakama, Shunpei Yamazaki | 1989-05-09 |
| 4820612 | Electronic device and its manufacturing method | Akira Mase, Toshimitsu Konuma, Mitsunori Sakama, Shunpei Yamazaki | 1989-04-11 |