Philippe Leconte
44Patents
6h-index
55Co-inventors
72Inventor score
Filing activity: Mar 23, 1983 → Aug 8, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6559333B1 | Method for purifying aliphatic aminonitriles | Chemistry; Metallurgy | 67 | Expired |
| US6518449B1 | Method for regenerating a hydrogenation catalyst, method for hydrogenating compounds comprising nitrile functions | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7579506B2 | Method for the production of cyclohexanone | Chemistry; Metallurgy | 9 | Expired |
| US6069246A | Method for treating lactams | Chemistry; Metallurgy | 7 | Expired |
| US6787669B1 | Method for separating and purifying adipic acid | Chemistry; Metallurgy | 7 | Expired |
| US6100396A | Method for purifying lactams | Chemistry; Metallurgy | 6 | Expired |
| US5723603A | Process for the preparation of lactams | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7612223B2 | Process for the hydrocyanation of unsaturated compounds | Chemistry; Metallurgy | 6 | Expired |
| US7453012B2 | Continuous process for the hydrogenation of nitriles or nitro compounds to amines | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5908803A | Process for isolation of a catalyst containing palladium | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6232488A | Method for hydrogenating dinitriles | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7897801B2 | Process for the preparation of dinitriles | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6579979B2 | Treatment/purification of lactam media of reaction | Chemistry; Metallurgy | 4 | Expired |
| US5981790A | Method for partially hydrogenating dinitriles to aminonitriles | Chemistry; Metallurgy | 4 | Expired |
| US4613702A | Aldehyde production by hydrocarbonylation of organic halides | Chemistry; Metallurgy | 3 | Expired |
| US5026900A | Process for the preparation of dialkyl malonates | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6214190A | Method for separating a catalyst by membrane electrodialysis | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7501045B2 | Method of producing and separating dinitrile compounds | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5900506A | Method of processing reaction mixtures obtained from the oxidation of cyclohexane | Chemistry; Metallurgy | 2 | Expired |
| US6384283B1 | Method for preparing aminonitrile and diamine | Chemistry; Metallurgy | 2 | Expired |
| US8263804B2 | Conversion of nitrile compounds into corresponding carboxylic acids and esters | Chemistry; Metallurgy | 1 | Active |
| US8329955B2 | Continuous preparation of amines by nitrile compound hydrogenation | Emerging Cross-Sectional Technologies | 1 | Active |
| US5574459A | Device for the detection and characterizing of radar pulses | Physics | 1 | Expired |
| US6835830B1 | Method for evaporating aminonitrile | Chemistry; Metallurgy | 1 | Expired |
| US6538156B1 | Method for purifying adipic acid by crystallization | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.