Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624402 | Non-elliptical contact profile for roller bearing | Xiaolan Ai | 2023-04-11 |
| 11053978 | Non-elliptical contact profile for roller bearing | Xiaolan Ai | 2021-07-06 |
| 5281036 | Spring loaded bearing retainer | — | 1994-01-25 |
| 5249872 | Spring loaded bearing retainer | John C. Bigler | 1993-10-05 |
| 4692040 | Multirow roller bearing with seals between the races | Roger L. Ebaugh | 1987-09-08 |