Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850685 | Projection-type color display device | Tomio Sonehara, Takeshi Ono, Junichi Nakamura, Akitaka Yajima | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850685 | Projection-type color display device | Tomio Sonehara, Takeshi Ono, Junichi Nakamura, Akitaka Yajima | 1989-07-25 |