Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5258844 | Video camera apparatus having an image projection function | Jin Nakayama, Makoto Sato, Akihiro Tsukamoto | 1993-11-02 |
| 5042921 | Liquid crystal display apparatus | Makoto Sato, Masahiro Ogawa, Osamu Umeda | 1991-08-27 |
| 4941732 | Transmission type projection screen | Osamu Umeda, Makoto Sato, Tatsuo Shimazaki | 1990-07-17 |
| 4875064 | Projector apparatus with mirror means | Osamu Umeda, Makoto Sato, Tatsuo Shimazaki | 1989-10-17 |