Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542322 | Picture image display apparatus | Hiroyuki Irie, Kinzo Nonomura, Masanori Watanabe, Yoshinobu Takesako | 1985-09-17 |
| 4525727 | Electroosmotic ink printer | Tadao Kohashi, Hiroyuki Irie, Hiroshi Esaki | 1985-06-25 |
| 4404493 | Picture image display apparatus | Kinzo Nonomura, Masanori Watanabe, Yoshinobu Takesako, Hiroyuki Irie | 1983-09-13 |
| 4319237 | Brightness adjusting circuit of liquid crystal matrix panel for picture display | Tamotsu Matsuo, Hiroyuki Irie | 1982-03-09 |