Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5816011 | Joint fitting for unit building | — | 1998-10-06 |
| 5437515 | Connecting pin | Yoshiyuki Suzuki | 1995-08-01 |
| 5367852 | Support system | Akira Masuda | 1994-11-29 |
| 4684034 | Folding container | Tatsuo Ono, Akira Masuda | 1987-08-04 |
| 4646928 | Folding container | Tatsuo Ono | 1987-03-03 |
| 4348790 | Locking device | Takahiro Enoki | 1982-09-14 |