Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623714 | Oxygen separation method using a ceramic membrane unit | Eric Shreiber, Vijayaraghavan Srinivasan, Bart Antonie van Hassel, Minish Mahendra Shah | 2003-09-23 |
| 5158435 | Impeller stress improvement through overspeed | — | 1992-10-27 |
| 4982889 | Floating dual direction seal assembly | — | 1991-01-08 |
| 4909706 | Controlled clearance labyrinth seal | Victor Emmanuel Bergsten | 1990-03-20 |
| 4291634 | Solid refuse disposal apparatus | Victor Emmanuel Bergsten, Thomas G. Halvorson | 1981-09-29 |
| 4291636 | Solid refuse disposal process | Victor Emmanuel Bergsten, Theodore F. Fisher | 1981-09-29 |