Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5271197 | Earthquake resistant multi-story building | Toshio Uno, Yoshitaka Yabe, Kiyoshi Ikura, Shinji Mase, Hideo Shimizu +4 more | 1993-12-21 |
| 5117594 | Openable roof apparatus | Hiroki Muramoto, Shuji Okuda, Kenichi Sugizaki, Hajime Nakajima | 1992-06-02 |