Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707233 | Dental articulator | Sumiya Hobo | 1998-01-13 |
| 5201677 | Car plug | — | 1993-04-13 |
| 4639220 | Apparatus for determining the three-dimensional position and attitude | Toshio Nara, Sumiya Hobo, Masao Kashiwada, Motoyuki Totsuka, Takao Hoshiai +3 more | 1987-01-27 |
| 4198569 | Electron beam exposure system | — | 1980-04-15 |