Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9321110 | Hole drilling process, and drilling tool | Yoshitake Kasubata, Yuichi Sasaki | 2016-04-26 |
SO
Shigeru Okamoto
Overall (2016): #228,729 of 481,213Top 50%
1
Patents 2016