Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8101031 | Hollow power transmission shaft and method of manufacturing the same | Katsuhiro Sakurai, Toru Nakagawa, Masami Yamaguchi, Tsuneaki Hiraoka | 2012-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8101031 | Hollow power transmission shaft and method of manufacturing the same | Katsuhiro Sakurai, Toru Nakagawa, Masami Yamaguchi, Tsuneaki Hiraoka | 2012-01-24 |