Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872771 | Bearing | Hiroshi Ueno, Tomoaki Satomi | 1989-10-10 |
| 4821385 | Method of making a bearing | Hiroshi Ueno, Tomoaki Satomi | 1989-04-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872771 | Bearing | Hiroshi Ueno, Tomoaki Satomi | 1989-10-10 |
| 4821385 | Method of making a bearing | Hiroshi Ueno, Tomoaki Satomi | 1989-04-18 |