Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5446453 | Residential facility control system | Shunichi Nagamoto, Takeshi Muramatu, Masahiro Yamamoto | 1995-08-29 |
| 4638366 | Automatic iris adjustment system | Kunio Yamauchi, Kenji Saito | 1987-01-20 |