Jacques Lessi
21Patents
10h-index
17Co-inventors
72Inventor score
Filing activity: May 22, 1981 → Feb 23, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4942926A | Device and method for carrying out operations and/or manipulations in a well | Fixed Constructions | 153 | Expired |
| US4945761A | Method and device for transmitting data by cable and mud waves | Fixed Constructions | 67 | Expired |
| US4945995A | Process and device for hydraulically and selectively controlling at least two tools or instruments of a valve device allowing implementation of the method of using said device | Fixed Constructions | 63 | Expired |
| US5042297A | Well-logging process and device in a non-flowing production well | Fixed Constructions | 45 | Expired |
| US5009512A | Device and method for measuring the deformations of a sample | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4940094A | Method and device to actuate specialized intervention equipment in a drilled well having at least one section highly slanted with respect to a vertical line | Fixed Constructions | 19 | Expired |
| US5881811A | Modeling of interactions between wells based on produced watercut | Fixed Constructions | 19 | Expired |
| US5038108A | Determing parameters of a geological environment | Physics | 12 | Expired |
| US5133410A | Method and device for stimulating production of a subterranean zone of injection of a fluid from a neighboring zone via fracture made from a deflected drain drilled in an intermediate layer separating the zones | Fixed Constructions | 12 | Expired |
| US5014440A | Device and method for measuring the deformations of a sample | Physics | 10 | Expired |
| US4683950A | Process for hydraulically fracturing a geological formation along a predetermined direction | Fixed Constructions | 10 | Expired |
| US5269376A | Method for favoring the production of effluents of a producing zone | Fixed Constructions | 9 | Expired |
| US5207096A | Advanced method and device for improving the production logs of an activated nonflowing well | Fixed Constructions | 8 | Expired |
| US5348094A | Device and method for pumping a viscous liquid comprising injecting a thinning product, application to horizontal wells | Fixed Constructions | 7 | Expired |
| US5211240A | Method for favoring the injection of fluids in producing zone | Fixed Constructions | 6 | Expired |
| US5150750A | Device for activating and measuring nonflowing producing wells | Fixed Constructions | 5 | Expired |
| US5133411A | Method and device for stimulating a subterranean zone through the controlled injection of a fluid coming from a neighbouring zone which is connected to the subterranean zone by a drain | Fixed Constructions | 5 | Expired |
| US5242021A | Method and device for consolidation a formation crossed by a well | Chemistry; Metallurgy | 2 | Expired |
| US11230914B2 | Systems and methods for determining and/or using estimate of drilling efficiency | Fixed Constructions | 1 | Active |
| US5214252A | Logging method and device in well bores utilizing directional emission and/or reception means | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5351534A | Method and device for production logging in a gushing well | Fixed Constructions | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.