Patent assignee · US · COMPANY

EVERLIGHT USA, INC.

81Patents
36Active
81Granted
44Portfolio score

Filing activity: Oct 19, 1995 → Apr 10, 2013 · 30 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5611821A Black reactive dye composition Textiles; Paper 27 Expired
US6639035B1 Polymer for chemical amplified photoresist compositions Physics 15 Expired
US6126700A Black dye composition Chemistry; Metallurgy 12 Expired
US6265131A Alicyclic dissolution inhibitors and positive potoresist composition containing the same Emerging Cross-Sectional Technologies 12 Expired
US6703178B2 Chemical amplified photoresist compositions Emerging Cross-Sectional Technologies 11 Expired
US6171349A Reactive dye composition Chemistry; Metallurgy 10 Expired
US6441115B1 Photosensitive polymer Physics 9 Expired
US6720430B2 Monomer for chemical amplified photoresist compositions Chemistry; Metallurgy 9 Expired
US6316159A Chemical amplified photoresist composition Emerging Cross-Sectional Technologies 7 Expired
US7387667B1 Black dye composition and black ink composition Chemistry; Metallurgy 6 Active
US5990290A Blue reactive dyestuffs Chemistry; Metallurgy 5 Expired
US6271412A Photosensitive monomer Emerging Cross-Sectional Technologies 5 Expired
US7288142B2 Black dyes composition for ink-jet inks Chemistry; Metallurgy 5 Expired
US6815536B2 Monoazo reactive red dyestuff Chemistry; Metallurgy 4 Expired
US7538217B1 Ruthenium complex Emerging Cross-Sectional Technologies 4 Active
US6440857B1 Two-step CMP method and employed polishing compositions Electricity 4 Expired
US6500246B2 Ink-jet ink composition Chemistry; Metallurgy 4 Expired
US7569704B1 Dye compound Emerging Cross-Sectional Technologies 3 Active
US5936073A Reactive formazan dyestuffs Chemistry; Metallurgy 3 Expired
US6329514A Fiber reactive dyestuffs Chemistry; Metallurgy 3 Expired
US7524368B2 Black dye composition and black ink composition for textile digital printing Textiles; Paper 3 Active
US6294309A Positive photoresist composition containing alicyclic dissolution inhibitors Emerging Cross-Sectional Technologies 2 Expired
US7915322B2 Polymerizable water-soluble or alcohol-soluble ultraviolet absorber Chemistry; Metallurgy 2 Active
US6262274A Process for preparing N-[1-(S)-ethyoxycarbonyl-3-phenylpropyl]-L-ananine N-carboxyanhydride Human Necessities 2 Expired
US6780204B2 Mixtures of reactive dyes and their use Chemistry; Metallurgy 2 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.