Philippe Ungerer
7Patents
5h-index
8Co-inventors
52Inventor score
Filing activity: Apr 4, 1984 → Aug 24, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5747674A | Device for performing thermodynamic measurements on multiphase fluids at very high pressures and temperatures | Physics | 15 | Expired |
| US5747673A | Method for measuring with great precision the volume variation occurring when fluid phases mix in order to determine physico-chemical characteristics | Physics | 13 | Expired |
| US5997819A | Fluid sampling device comprising a thermal control valve | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5536474A | System for transferring samples under pressure | Physics | 6 | Expired |
| US4593195A | Method and device for obtaining information relative to organic materials or minerals likely to be contained in geological formations | Physics | 5 | Expired |
| US5649998A | Device for separating the phases of a fluid sample | Performing Operations; Transporting | 4 | Expired |
| US6495374B1 | Fluid sampling device comprising a thermal control valve | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.