Inventor · Orinda, CA, US

Alexander E. Kuperman

99Patents
17h-index
77Co-inventors
87Inventor score

Filing activity: Apr 20, 1998 → Sep 26, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8173570B2 Hydroconversion processes employing multi-metallic catalysts and method for making thereof Performing Operations; Transporting 58 Active
US8343887B2 Hydroconversion processes employing multi-metallic catalysts and method for making thereof Performing Operations; Transporting 57 Active
US8206575B2 Hydroconversion processes employing multi-metallic catalysts and method for making thereof Performing Operations; Transporting 41 Active
US8586500B2 Hydroconversion multi-metallic catalyst and method for making thereof Chemistry; Metallurgy 35 Active
US8383543B2 Hydroconversion multi-metallic catalyst and method for making thereof Performing Operations; Transporting 33 Active
US8080492B2 Hydroconversion multi-metallic catalyst and method for making thereof Performing Operations; Transporting 32 Active
US6465543B1 Polyolefin nanocomposites Emerging Cross-Sectional Technologies 30 Expired
US7166146B2 Mixed matrix membranes with small pore molecular sieves and methods for making and using the membranes Emerging Cross-Sectional Technologies 27 Expired
US7737073B2 Hydroprocessing bulk catalyst and uses thereof Emerging Cross-Sectional Technologies 27 Active
US7947623B2 Hydroprocessing bulk catalyst and uses thereof Emerging Cross-Sectional Technologies 26 Active
US8702970B2 Hydroconversion multi-metallic catalyst and method for making thereof Performing Operations; Transporting 25 Active
US6287992A Polymer composite and a method for its preparation Emerging Cross-Sectional Technologies 24 Expired
US8563456B2 Hydrodemetallization catalyst and process Chemistry; Metallurgy 24 Active
US8716164B2 Hydrodemetallization catalyst and process Chemistry; Metallurgy 24 Active
US7807599B2 Hydroconversion processes employing multi-metallic catalysts and method for making thereof Performing Operations; Transporting 23 Active
US7138006B2 Mixed matrix membranes with low silica-to-alumina ratio molecular sieves and methods for making and using the membranes Emerging Cross-Sectional Technologies 22 Expired
US7737072B2 Hydroprocessing bulk catalyst and uses thereof Emerging Cross-Sectional Technologies 20 Active
US7964524B2 Hydroconversion multi-metallic catalyst and method for making thereof Chemistry; Metallurgy 15 Active
US7678731B2 Hydroprocessing bulk catalyst and uses thereof Emerging Cross-Sectional Technologies 13 Active
US8389433B2 Hydroprocessing bulk catalyst and methods of making thereof Performing Operations; Transporting 12 Active
US8420565B2 Hydroprocessing bulk catalyst and methods of making thereof Performing Operations; Transporting 12 Active
US7910761B2 Hydroconversion processes employing multi-metallic catalysts and method for making thereof Performing Operations; Transporting 12 Active
US8431511B2 Hydroprocessing bulk catalyst and methods of making thereof Chemistry; Metallurgy 11 Active
US7306647B2 Mixed matrix membrane with mesoporous particles and methods for making and using the same Emerging Cross-Sectional Technologies 11 Expired
US8372776B2 Hydroprocessing bulk catalyst and methods of making thereof Performing Operations; Transporting 10 Active

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