Inventor · North Wales, PA, US

Willie Lau

42Patents
15h-index
58Co-inventors
84Inventor score

Filing activity: Sep 28, 1992 → Dec 19, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5976405A Method for forming pluralities of droplets and polymer particles having low polydispersity Emerging Cross-Sectional Technologies 70 Expired
US5835174A Droplets and particles containing liquid crystal and films and apparatus containing the same Emerging Cross-Sectional Technologies 70 Expired
US5521266A Method for forming polymers Chemistry; Metallurgy 62 Expired
US6037058A Particles and droplets containing liquid domains and method for forming in an acueous medium Emerging Cross-Sectional Technologies 50 Expired
US7338928B2 System for releasing encapsulated active ingredients Human Necessities 28 Expired
US6063857A Solubilized hydrophobically-modified alkali-soluble emulsion polymers Chemistry; Metallurgy 28 Expired
US6657011B2 Adhesive compositions containing low molecular weight polymeric additives Chemistry; Metallurgy 26 Expired
US6271898A Particles and droplets containing liquid domains and method for forming in an aqueous medium Chemistry; Metallurgy 25 Expired
US5328972A Process for preparing low molecular weight polymers Emerging Cross-Sectional Technologies 24 Expired
US6218464A Preparation of fluorinated polymers Emerging Cross-Sectional Technologies 23 Expired
US5969063A Preparation of fluorinated polymers Emerging Cross-Sectional Technologies 22 Expired
US5760129A Method for forming polymers Chemistry; Metallurgy 21 Expired
US6770285B2 Hydrophobic oil absorbing polymers and process Chemistry; Metallurgy 20 Expired
US5376709A Method for improving thickeners for aqueous systems Chemistry; Metallurgy 19 Expired
US6670419B2 Method of toughening thermoplastic polymers and thermoplastic compositions produced thereby Chemistry; Metallurgy 17 Expired
US6664327B2 Aqueous composition for wood stain Chemistry; Metallurgy 13 Expired
US6040409A Polymer compositions Chemistry; Metallurgy 11 Expired
US7772318B2 Aqueous polymer dispersions Chemistry; Metallurgy 11 Active
US6300409A Polymer compositions Emerging Cross-Sectional Technologies 9 Expired
US5710226A Method for forming polymers Chemistry; Metallurgy 9 Expired
US6191244A Polymer compositions Emerging Cross-Sectional Technologies 8 Expired
US6723775B2 Method for preparing graft copolymers and compositions produced therefrom Emerging Cross-Sectional Technologies 8 Expired
US6117326A Capillary electrochromatography separation media Performing Operations; Transporting 6 Expired
US6225242A Polymer compositions Emerging Cross-Sectional Technologies 6 Expired
US6589651B2 Adhesive compositions containing graft copolymers Emerging Cross-Sectional Technologies 5 Expired

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