Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9566998 | Inner shaft for extendable and contractible shaft and manufacturing method thereof | — | 2017-02-14 |
YK
Yoshifumi Kurokawa
Overall (2017): #186,626 of 506,227Top 40%
1
Patents 2017