Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10309446 | Connecting shaft and manufacturing method of connecting shaft | Yuji Katayama, Yasuhiko Saijo, Hiroaki Kikuchi | 2019-06-04 |
HB
Hong Bie
Overall (2019): #442,932 of 560,194Top 80%
1
Patents 2019