Inventor · Westerville, OH, US

Robert Dwayne Litt

27Patents
9h-index
54Co-inventors
78Inventor score

Filing activity: Aug 23, 1990 → Jul 1, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7250074B2 Process for separating nitrogen from methane using microchannel process technology Emerging Cross-Sectional Technologies 86 Expired
US5136117A Monomeric recovery from polymeric materials Emerging Cross-Sectional Technologies 78 Expired
US5326919A Monomer recovery from polymeric materials Emerging Cross-Sectional Technologies 69 Expired
US7610775B2 Distillation process using microchannel technology Emerging Cross-Sectional Technologies 56 Expired
US5205731A Nested-fiber gas burner Mechanical Engineering; Lighting; Heating 35 Expired
US10358604B2 Method for stopping and restarting a Fischer-Tropsch process Emerging Cross-Sectional Technologies 18 Active
US7829602B2 Process and apparatus for converting natural gas to higher molecular weight hydrocarbons using microchannel process technology Emerging Cross-Sectional Technologies 18 Active
US8100996B2 Process for upgrading a carbonaceous material using microchannel process technology Emerging Cross-Sectional Technologies 15 Active
US6838069B2 Apparatus and method for ammonia removal from waste streams Emerging Cross-Sectional Technologies 13 Expired
US8747656B2 Process and apparatus employing microchannel process technology Emerging Cross-Sectional Technologies 9 Active
US7445650B2 Control of pressurized microchannel processes Emerging Cross-Sectional Technologies 8 Active
US6558643B2 Method for ammonia removal from waste streams Emerging Cross-Sectional Technologies 7 Expired
US7569195B2 Microchannel compression reactor assembly Emerging Cross-Sectional Technologies 6 Expired
US8450381B2 Microchannel compression reactor Emerging Cross-Sectional Technologies 6 Active
US7807113B2 Microchannel compression reactor assembly Emerging Cross-Sectional Technologies 5 Active
US7820725B2 Integrated microchannel synthesis and separation Performing Operations; Transporting 4 Active
US9908093B2 Process for converting a carbonaceous material to methane, methanol and/or dimethyl ether using microchannel process technology Emerging Cross-Sectional Technologies 4 Active
US8221528B2 Methods for applying microchannels to separate gases using liquid absorbents, especially ionic liquid (IL) absorbents Emerging Cross-Sectional Technologies 3 Active
US8460411B2 Microchannel compression reactor Emerging Cross-Sectional Technologies 3 Active
US8497308B2 Integrated microchannel synthesis and separation Performing Operations; Transporting 2 Active
US11661553B2 Synthesis gas conversion process Emerging Cross-Sectional Technologies 1 Active
US9452408B2 Microchannel compression reactor Emerging Cross-Sectional Technologies 1 Active
US8029604B2 Methods for applying microchannels to separate methane using liquid absorbents, especially ionic liquid absorbents from a mixture comprising methane and nitrogen Chemistry; Metallurgy 1 Active
US9643151B2 Integrated microchannel synthesis and separation Performing Operations; Transporting 1 Active
US10752843B2 Synthesis gas conversion process Emerging Cross-Sectional Technologies 1 Active

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