Inventor · Claremont, CA, US

Robert E. Lumpkin

7Patents
5h-index
5Co-inventors
56Inventor score

Filing activity: Jun 25, 1976 → Jan 4, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4102773A Pyrolysis with cyclone burner Chemistry; Metallurgy 70 Expired
US4085030A Pyrolysis of carbonaceous materials with solvent quench recovery Chemistry; Metallurgy 69 Expired
US4145274A Pyrolysis with staged recovery Emerging Cross-Sectional Technologies 62 Expired
US4146359A Method for reacting nongaseous material with a gaseous reactant Performing Operations; Transporting 27 Expired
US4101263A Method for heating nongaseous carbonaceous material Emerging Cross-Sectional Technologies 13 Expired
US10844413B2 Rapid pretreatment Emerging Cross-Sectional Technologies 4 Active
US12054761B2 Rapid pretreatment Emerging Cross-Sectional Technologies 0 Active

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