Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5018751 | Stacked pole-piece ferrofluid seal apparatus | Kuldip Raj, Ronald Moskowitz, Joseph Moses, James Bonvouloir | 1991-05-28 |
| 4927164 | Ferrofluid seal with epoxy pole pieces | Kuldip Raj, Joseph Moses, Ronald Moskowitz | 1990-05-22 |
| 4890850 | Tapered ferrofluid seal | Kuldip Raj, Ronald Moskowitz | 1990-01-02 |
| 4865334 | Long-life multi-stage ferrofluid seals incorporating a ferrofluid reservoir | Kuldip Raj, James Bonvouloir, Ronald Moskowitz | 1989-09-12 |
| 4694213 | Ferrofluid seal for a stationary shaft and a rotating hub | Hanumaiah L. Gowda, Charles J. Cheever | 1987-09-15 |