Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4674619 | Passenger conveyor | Hayashi Nakazawa, Shouichi Nakao, Cyuichi Saito | 1987-06-23 |
| 4235326 | Main frame construction of conveyor | Toshiharu Nakao, Katsuya Teranishi | 1980-11-25 |