Inventor · Houston, TX, US

Robert T. Li

46Patents
16h-index
38Co-inventors
81Inventor score

Filing activity: Jan 15, 1998 → Sep 11, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6342566B2 Propylene impact copolymers Emerging Cross-Sectional Technologies 71 Expired
US6472474B2 Propylene impact copolymers Emerging Cross-Sectional Technologies 63 Expired
US6384142B1 Propylene impact copolymers Emerging Cross-Sectional Technologies 41 Expired
US6492465B1 Propylene impact copolymers Emerging Cross-Sectional Technologies 36 Expired
US6376410B1 Metallocene compositions Emerging Cross-Sectional Technologies 33 Expired
US7122498B2 Metallocenes and catalyst compositions derived therefrom Emerging Cross-Sectional Technologies 32 Expired
US6376412B1 Metallocene compositions Emerging Cross-Sectional Technologies 29 Expired
US6399723B1 Metallocene compositions Emerging Cross-Sectional Technologies 29 Expired
US6380120B1 Metallocene compositions Emerging Cross-Sectional Technologies 28 Expired
US6376409B1 Metallocene compositions Emerging Cross-Sectional Technologies 27 Expired
US6376627B1 Metallocene compositions Emerging Cross-Sectional Technologies 26 Expired
US7414006B2 Methods for oligomerizing olefins Chemistry; Metallurgy 23 Expired
US6410664B1 Catalyst compositions and processes for olefin polymers and copolymers Chemistry; Metallurgy 22 Expired
US6380331B1 Metallocene compositions Emerging Cross-Sectional Technologies 19 Expired
US6380122B1 Metallocene compositions Emerging Cross-Sectional Technologies 18 Expired
US6870016B1 Polymerization process and polymer composition Emerging Cross-Sectional Technologies 16 Expired
US6376411B1 Metallocene compositions Emerging Cross-Sectional Technologies 14 Expired
US6376407B1 Metallocene compositions Emerging Cross-Sectional Technologies 13 Expired
US6380334B1 Metallocene compositions Emerging Cross-Sectional Technologies 13 Expired
US6376413B1 Metallocene compositions Emerging Cross-Sectional Technologies 13 Expired
US6380330B1 Metallocene compositions Emerging Cross-Sectional Technologies 12 Expired
US6380123B1 Metallocene compositions Emerging Cross-Sectional Technologies 12 Expired
US6380121B1 Metallocene compositions Emerging Cross-Sectional Technologies 12 Expired
US6380124B1 Metallocene compositions Emerging Cross-Sectional Technologies 11 Expired
US6414095B1 Metallocene compositions Emerging Cross-Sectional Technologies 11 Expired

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