Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9821428 | Polishing apparatus and method therefor | Yoshinobu Yoshikawa, Yoichi Ishigami, Yoshitake Kasubata, Yuichi Sasaki | 2017-11-21 |
| 9468984 | Broaching device | Yoshitake Kasubata, Yuichi Sasaki, Akio Kambe | 2016-10-18 |