Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823603 | Capacitance manometer having stress relief for fixed electrode | Robert J. Ferran | 1989-04-25 |
| 4806075 | Turbomolecular pump with improved bearing assembly | Leonid Livshits, Mark B. Renz | 1989-02-21 |
| 4674952 | Turbo molecular pump with improved bearing assembly | — | 1987-06-23 |