Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4692826 | Bearing assembly with integrated ferrofluid seal | Kuldip Raj | 1987-09-08 |
| 4628384 | Bearing assembly with integrated ferrofluid seal | Kuldip Raj | 1986-12-09 |
| 4407508 | Single-pole-piece ferrofluid seal apparatus and exclusion seal system | Kuldip Raj | 1983-10-04 |
| 4252328 | Self-activating ferrofluid seal and method | Kuldip Raj, Ronald Moskowitz, Alvan F. Chorney | 1981-02-24 |
| 4252353 | Self-activating ferrofluid seals | Kuldip Raj, Ronald Moskowitz, Alvan F. Chorney | 1981-02-24 |