Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6511307 | Method for producing a vacuum by a pumping-ejection system | Serguei A. Popov | 2003-01-28 |
| 6354807 | Method for generating vacuum and pumping-ejection apparatus for realizing the same | Serguei A. Popov | 2002-03-12 |
| 6250888 | Pumping-ejector unit and process therefor | Serguei A. Popov | 2001-06-26 |
| 6244827 | Pumping-ejection apparatus | Serguei A. Popov | 2001-06-12 |
| 6234760 | Pumping-ejection apparatus and variants | Serguei A. Popov | 2001-05-22 |
| 6199834 | Operation method for a gas-liquid ejector | Serguei A. Popov | 2001-03-13 |