Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |