Inventor · Solana Beach, CA, US

Larry Lien

20Patents
13h-index
25Co-inventors
81Inventor score

Filing activity: Sep 12, 1977 → Jun 16, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4902417A Spiral-wound membrane cartridge with ribbed and spaced carrier layer Performing Operations; Transporting 74 Expired
US6646088B2 Urethane-based stain-release coatings Emerging Cross-Sectional Technologies 59 Expired
US4802982A Spiral-wound membrane with improved permeate carrier Performing Operations; Transporting 42 Expired
US5998549A Durable, low surface energy compounds and articles, apparatuses, and methods for using the same Performing Operations; Transporting 41 Expired
US6890360B2 Fluorochemical urethane composition for treatment of fibrous substrates Emerging Cross-Sectional Technologies 41 Expired
US4780211A Method of dewatering using PTFE membrane Emerging Cross-Sectional Technologies 39 Expired
US4156046A Ultraviolet radiation protective, abrasion resistant, bloom resistant coatings Emerging Cross-Sectional Technologies 37 Expired
US5149433A Method and apparatus for supply of decontaminated fuel to diesel engine Mechanical Engineering; Lighting; Heating 27 Expired
US4304806A Information carrying discs Emerging Cross-Sectional Technologies 25 Expired
US4316949A Photoreactive oligomer composition and printing plate Physics 24 Expired
US4293606A Low friction, abrasion resistant coating for transparent film Emerging Cross-Sectional Technologies 22 Expired
US4130690A Abrasion resistant coatings cured in the presence of PF.sub.5, SbF.sub.5, or HSbF.sub.6 Emerging Cross-Sectional Technologies 16 Expired
US6004464A Spent brine reclamation Performing Operations; Transporting 13 Expired
US8669294B2 Syngas production through the use of membrane technologies Emerging Cross-Sectional Technologies 8 Active
US10450633B2 Recovery of lithium from an acid solution Emerging Cross-Sectional Technologies 7 Active
US6955222B2 Method for secondary oil recovery Fixed Constructions 7 Expired
US8217110B2 Color change cyanoacrylate adhesives Chemistry; Metallurgy 4 Active
US6720025B2 Slot extrusion coating methods Performing Operations; Transporting 2 Expired
US11807915B2 Concentration of precious metals and rare earth elements Emerging Cross-Sectional Technologies 0 Active
US9649591B2 Method and system for producing pipeline quality natural gas Performing Operations; Transporting 0 Active

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