Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431760 | Angular type ball bearing and shaft support structure with the same | Hideto Yui | 2002-08-13 |
| 6398509 | Lubricating device | Yukiyoshi Okazaki, Kenichi Sugiyama, Satoshi Dairokuno | 2002-06-04 |