Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5022789 | Method and machine for constructing shafts | Akira Miyazaki, Yuichi Kikuchi, Yoshiyuki Ohara, Tomosburo Fujinaga, Fumitoshi Mizutani +2 more | 1991-06-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5022789 | Method and machine for constructing shafts | Akira Miyazaki, Yuichi Kikuchi, Yoshiyuki Ohara, Tomosburo Fujinaga, Fumitoshi Mizutani +2 more | 1991-06-11 |