Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7946018 | Assembly apparatus for ball screw device, parts supply device and counter device | Kazuyasu Chiba, Zongxuan Zhang | 2011-05-24 |
| 7144460 | Ball/roller bearing cleaning method and apparatus thereof | Hiroki Mizuno, Katsuhisa Tonooka, Hiroshi Shibazaki | 2006-12-05 |
| 6782898 | Ring-shaped part washing method and washing jig used in the method | Hiroki Mizuno, Masaji Kashimoto, Takayuki Kurashima | 2004-08-31 |
| 6694991 | Ball/roller bearing cleaning apparatus | Hiroki Mizuno, Katsuhisa Tonooka, Hiroshi Shibazaki | 2004-02-24 |