Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378999 | Insulated bearing | Guihui Zhong, John Tate, Charles Schwab, Venkata Kottapalli | 2025-08-05 |
| 12158184 | Insulated bearing | Guihui Zhong, Venkata Kottapalli, John Tate, Charles Schwab | 2024-12-03 |
| 11933357 | Bearing with integrated axial preload and method thereof | Dennis Roffe, Guihui Zhong, James Brown, Daniel Wuerdinger | 2024-03-19 |
| 11892036 | Bearing track cage for mitigating rolling element excursion | Dennis Roffe, Guihui Zhong | 2024-02-06 |
| 11767884 | Insulating cap for bearing assembly | Guihui Zhong, Venkata Kottapalli, John Tate, Charles Schwab | 2023-09-26 |
| 11286988 | Single-piece high-speed bearing cage | Dennis Roffe, Guihui Zhong | 2022-03-29 |
| 11209048 | Light weight, high frequency welded, 2-piece ball bearing cage assembly | Dennis Roffe, Guihui Zhong | 2021-12-28 |
| 11193538 | Bearing cage assembly including stiffening ring | Dennis Roffe, Guihui Zhong | 2021-12-07 |
| 11131344 | Snap-fit ball bearing cage | Dennis Roffe, Guihui Zhong | 2021-09-28 |
| 11125273 | Bearing cage assembly including metal shell | Dennis Roffe, Ronald Taylor, Guihui Zhong | 2021-09-21 |
| 11118626 | Multi-part bearing cage assembly | Dennis Roffe, Guihui Zhong | 2021-09-14 |
| 11105370 | Two-piece bearing cage for high-speed bearings | Marion Jack Ince, Guihui Zhong, Dennis Roffe | 2021-08-31 |
| 11098762 | Two-piece hybrid bearing cage assembly | Guihui Zhong, Dennis Roffe | 2021-08-24 |
| 10697497 | Two-piece bearing cage | Dennis Roffe | 2020-06-30 |
| 10527095 | Cage and ball sub-assembly for a ball bearing | Dennis Roffe | 2020-01-07 |
| 9689424 | Tiered axial taper roller bearing with common center ring | Dennis Roffe | 2017-06-27 |
| 9556908 | Cage element for rolling bearing assembly | — | 2017-01-31 |
| D387437 | Base plate for lighting standard | — | 1997-12-09 |