Inventor · Copley, OH, US

Steven Luo

131Patents
15h-index
48Co-inventors
86Inventor score

Filing activity: Dec 23, 1997 → Feb 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6897270B2 Continuous process for the production of conjugated diene polymers having narrow molecular weight distribution and products therefrom Chemistry; Metallurgy 66 Expired
US7094849B2 Bulk polymerization process for producing polydienes Chemistry; Metallurgy 62 Expired
US6699813B2 Lanthanide-based catalyst composition for the manufacture of polydienes Emerging Cross-Sectional Technologies 62 Expired
US7008899B2 Lanthanide-based catalyst composition for producing cis-1,4-polydienes Performing Operations; Transporting 60 Expired
US6197888A Process for producing blends of syndiotactic 1, 2-polybutadiene and rubbery elastomers with an iron-based catalyst system Chemistry; Metallurgy 43 Expired
US6303692A Preparation of blends of syndiotactic 1,2-polybutadiene and rubbery elastomers with a molybdenum-based catalyst system Chemistry; Metallurgy 35 Expired
US6291591A Process for producing blends of syndiotactic 1,2-polybutadiene and rubbery elastomers with a chromium-based catalyst system Chemistry; Metallurgy 30 Expired
US5919875A Method of preparing syndiotactic 1,2-polybutadiene with a chromium-based catalyst system Chemistry; Metallurgy 29 Expired
US7732534B2 Polymers functionalized with nitro compounds Chemistry; Metallurgy 25 Active
US7741418B2 Process for producing polydienes Emerging Cross-Sectional Technologies 23 Active
US8017695B2 Method for producing functionalized cis-1,4-polydienes having high cis-1,4-linkage content and high functionality Emerging Cross-Sectional Technologies 21 Active
US7825201B2 Process for producing polydienes Emerging Cross-Sectional Technologies 21 Active
US7671138B2 Polymers functionized with hydrobenzamides Chemistry; Metallurgy 20 Active
US6160063A Iron-based catalyst for producing binary cis-1,4-/1,2-polybutadiene Chemistry; Metallurgy 15 Expired
US6180734A Process for producing syndiotactic 1,2-polybutadiene and iron-based catalyst compositions for use therein Chemistry; Metallurgy 15 Expired
US6211313A Iron-based catalyst composition and process for producing conjugated diene polymers Chemistry; Metallurgy 14 Expired
US8088868B2 Polymers functionalized with protected oxime compounds Chemistry; Metallurgy 13 Active
US7906592B2 Polymers functionalized with imide compounds containing a protected amino group Chemistry; Metallurgy 13 Active
US6201080A Preparation of syndiotactic 1, 2-polybutadiene using a chromium-containing catalyst system Emerging Cross-Sectional Technologies 13 Expired
US7879958B2 Polyhydroxy compounds as polymerization quenching agents Emerging Cross-Sectional Technologies 12 Active
US6117956A Catalyst composition and polymerization process for producing syndiotactic 1,2-polybutadiene Chemistry; Metallurgy 12 Expired
US8314189B2 Polymers functionalized with heterocyclic nitrile compounds Chemistry; Metallurgy 11 Active
US7879952B2 Functionalized polymers Chemistry; Metallurgy 10 Active
US7598322B1 Functionalized polymers and improved tires therefrom Chemistry; Metallurgy 10 Active
US6320004A Manufacture of conjugated diene polymers by using an iron-based catalyst composition Performing Operations; Transporting 10 Expired

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