Inventor · Francheville, FR

Anne Pigamo

72Patents
9h-index
24Co-inventors
74Inventor score

Filing activity: Jun 8, 2009 → Dec 21, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US8158836B2 Catalytic gas phase fluorination of 1230xa to 1234yf Performing Operations; Transporting 31 Active
US8252964B2 Process for the purification of 2,3,3,3-tetrafluoro-1-propene (HFO-1234yf) Chemistry; Metallurgy 18 Active
US9255045B2 E-1-chloro-3,3,3-trifluoropropene production process from 1,1,3,3-tetrachloropropene Chemistry; Metallurgy 15 Active
US9834499B2 E-1-chloro-3,3,3-trifluoropropene production process from 1,1,3,3-tetrachloropropene Chemistry; Metallurgy 13 Active
US10029961B2 Azeotropic compositions of hydrogen fluoride and Z-3,3,3-trifluoro-1-chloropropene Chemistry; Metallurgy 13 Active
US10532965B2 E-1-chloro-3,3,3-trifluoropropene production process from 1,1,3,3-tetrachloropropene Chemistry; Metallurgy 13 Active
US8207383B2 Catalytic gas phase fluorination of 1233xf to 1234yf Emerging Cross-Sectional Technologies 12 Active
US10427998B2 Compositions based on 1,1,3,3-tetrachloropropene Chemistry; Metallurgy 11 Active
US10227275B2 Process for manufacturing tetrafluoropropene Emerging Cross-Sectional Technologies 11 Active
US11028027B2 Process for producing 2-chloro-3,3,3-trifluoropropene Chemistry; Metallurgy 6 Active
US11034635B2 Process for the production of 2,3,3,3-tetrafluoropropene Chemistry; Metallurgy 6 Active
US8207384B2 Catalytic gas phase fluorination of 243db to 1234yf Emerging Cross-Sectional Technologies 5 Active
US11084768B2 Process for the production of 2,3,3,3-tetrafluoropropene Chemistry; Metallurgy 5 Active
US8309774B2 Catalytic gas phase fluorination of 1230xa to 1234yf Performing Operations; Transporting 5 Active
US9340473B2 Catalytic gas phase fluorination Emerging Cross-Sectional Technologies 4 Active
US8779218B2 Process for the manufacture of 2-chloro-3,3,3-trifluoropropene (HFCO 1233xf) by liquid phase fluorination of pentachloropropane Chemistry; Metallurgy 3 Active
US11242304B2 Method for producing 1-chloro-3,3,3- trifluoropropene Chemistry; Metallurgy 3 Active
US9278895B2 Process for the manufacture of 2,3,3,3-tetrafluoropropene by gas phase fluorination of pentachloropropane Chemistry; Metallurgy 2 Active
US9061956B2 Method for manufacturing 2,3,3,3-tetrafluoropropene Chemistry; Metallurgy 2 Active
US9284240B2 Process for the manufacture of 2-chloro-3,3,3-trifluoropropene by gas phase fluorination of pentachloropropane Chemistry; Metallurgy 1 Active
US11286223B2 Method to purify a crude stream containing hydrochlorofluoroolefin Chemistry; Metallurgy 1 Active
US9255047B2 Process for the preparation of fluorinated compounds Emerging Cross-Sectional Technologies 1 Active
US8889925B2 Process of fluorination in liquid phase Chemistry; Metallurgy 1 Active
US11286221B2 Method for producing 1-chloro-3,3,3-trifluoropropene Chemistry; Metallurgy 1 Active
US9758451B2 Process for the preparation of fluorinated compounds Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.