Inventor · Sydney, AU

Simon Fielder

40Patents
6h-index
41Co-inventors
65Inventor score

Filing activity: Aug 9, 2004 → Apr 5, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7148345B2 Synthetically expedient water-dispersible IR dyes having improved lightfastness Emerging Cross-Sectional Technologies 25 Expired
US7122076B2 Synthetically expedient water-dispersible IR dyes Emerging Cross-Sectional Technologies 23 Expired
US7417141B2 Cyanine dye having reduced visible absorption Chemistry; Metallurgy 8 Active
US7750147B2 Gallium naphthalocyanine dye Physics 8 Active
US7153956B2 Cyanine dye having multifunctional peripheral groups Chemistry; Metallurgy 7 Expired
US7699920B2 Ink comprising gallium naphthalocyanine dye Physics 7 Active
US7138391B2 Hydrophilizable and hydrophilic cyanine dyes Chemistry; Metallurgy 5 Expired
US8080102B2 Solvent-based inkjet inks comprising surface-modified pigments Emerging Cross-Sectional Technologies 5 Active
US7423145B2 Method of minimizing absorption of visible light in ink compositions comprising infrared-absorbing macrocyclic cyanine dyes Chemistry; Metallurgy 4 Active
US7367665B2 Metal-cyanine dye having axial ligands which reduce visible absorption Emerging Cross-Sectional Technologies 4 Expired
US7837775B2 Inkjet inks for printing coded data comprising naphthalocyanine dyes Emerging Cross-Sectional Technologies 3 Active
US8101012B2 Solvent-based ink composition for thermal inkjets comprising pyrrolidinone solvent Emerging Cross-Sectional Technologies 3 Active
US8757779B2 Inkjet printer having printhead and ink for minimizing corrosion of exposed corrodible structures within printhead Performing Operations; Transporting 3 Active
US7550585B2 Synthesis of metal cyanines Chemistry; Metallurgy 2 Active
US7959724B2 Substrate having inkjet ink comprising naphthalocyanine dye disposed thereon Emerging Cross-Sectional Technologies 2 Active
US7452989B2 Metal-cyanine dye having improved water solubility Emerging Cross-Sectional Technologies 2 Active
US7278727B2 Method of minimizing absorption of visible light in infrared dyes Chemistry; Metallurgy 1 Expired
US7825108B2 Method of printing an IR-absorbing dye onto a substrate Chemistry; Metallurgy 1 Active
US8376541B2 Method of ejecting solvent-based ink composition comprising pyrrolidinone solvent Chemistry; Metallurgy 1 Active
US8793873B2 Method of providing printhead assembly having complementary hydrophilic and hydrophobic surfaces Emerging Cross-Sectional Technologies 1 Active
US7456277B2 Method of minimizing absorption of visible light in ink compositions comprising IR-absorbing metal-cyanine dyes Chemistry; Metallurgy 1 Active
US7964719B2 Inkjet ink comprising gallium naphthalocyanine dye Physics 1 Active
US7737271B2 Inkjet ink comprising metal-cyanine dye with improved water-solubility Emerging Cross-Sectional Technologies 1 Active
US9546292B2 Ink additive combinations for improving printhead lifetime Chemistry; Metallurgy 0 Active
US9777176B2 Method of ejecting fluid droplets from thermal inkjet device Chemistry; Metallurgy 0 Active

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