Inventor · Bloomington, MN, US

Augustine Liu

6Patents
5h-index
11Co-inventors
56Inventor score

Filing activity: Nov 30, 1994 → Mar 14, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5922665A Aqueous cleaning composition including a nonionic surfactant and a very slightly water-soluble organic solvent suitable for hydrophobic soil removal Chemistry; Metallurgy 66 Expired
US5503778A Cleaning compositions based on N-alkyl pyrrolidones having about 8 to about 12 carbon atoms in the alkyl group and corresponding methods of use Chemistry; Metallurgy 44 Expired
US6849589B2 Cleaning composition Chemistry; Metallurgy 36 Expired
US5744440A Hard surface cleaning compositions including a very slightly water-soluble organic solvent Chemistry; Metallurgy 13 Expired
US6579923B2 Use of a silicone surfactant in polishing compositions Chemistry; Metallurgy 9 Expired
US7915211B2 Solid cleaners for heated food preparation surfaces Chemistry; Metallurgy 0 Active

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