Hans Muller
9Patents
0Active
9Granted
29Portfolio score
Filing activity: Mar 17, 1975 → Mar 10, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4051204A | Apparatus for mixing a liquid phase and a gaseous phase | Emerging Cross-Sectional Technologies | 93 | Expired |
| US4770562A | Method of salvaging a pipe conduit buried under ground | Performing Operations; Transporting | 80 | Expired |
| US4714095A | Method of salvaging a pipe conduit buried under ground | Mechanical Engineering; Lighting; Heating | 63 | Expired |
| US4029724A | Method of and apparatus for mixing gas into liquids for cultivating microorganisms | Emerging Cross-Sectional Technologies | 20 | Expired |
| US3962041A | Method and apparatus for measuring the opacity of fluids | Physics | 20 | Expired |
| US4104169A | Filtering apparatus with rotatable filter elements and seal | Emerging Cross-Sectional Technologies | 10 | Expired |
| US3997405A | Method and arrangement for use with biochemical reactions | Emerging Cross-Sectional Technologies | 3 | Expired |
| US3994813A | Rotary plate filter apparatus | Performing Operations; Transporting | 1 | Expired |
| US6106271A | Two-stage ejector | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.