Inventor · Heysham, GB

Stephen James Smith

13Patents
4h-index
28Co-inventors
60Inventor score

Filing activity: Jun 12, 1992 → Nov 19, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5663430A Process for purifying a carboxylic acid Chemistry; Metallurgy 25 Expired
US5831120A Process for the production of acetic acid Emerging Cross-Sectional Technologies 17 Expired
US5466876A Process for the removal of corrosion metal contaminants from liquid compositions Chemistry; Metallurgy 15 Expired
US7342129B2 Process for the production of acetic acid Chemistry; Metallurgy 4 Expired
US7799229B2 Process for the removal of catalytic metals and promoter metals from carbonylation process streams Chemistry; Metallurgy 1 Active
US8242040B2 Process for the removal of corrosion metals from carbonylation catalyst solutions Performing Operations; Transporting 1 Expired
US5262014A Process for removing acetone from a mixture of acetone, methyl, acetate and methyl iodide Emerging Cross-Sectional Technologies 1 Expired
US7741517B2 Process for the production of acetic acid Emerging Cross-Sectional Technologies 1 Active
US9828319B2 Process for the acid-catalysed dehydration of ethanol Emerging Cross-Sectional Technologies 0 Active
US9233902B2 Process for removing acetone from a stream comprising acetone, methyl acetate and methyl iodide Chemistry; Metallurgy 0 Active
US10329210B2 Process for preparing ethene Emerging Cross-Sectional Technologies 0 Active
US10144679B2 Process for preparing ethene Emerging Cross-Sectional Technologies 0 Active
US8283493B2 Process for the production of acetic acid Chemistry; Metallurgy 0 Active

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