Patent assignee · COMPANY

Toagosei Chemical Industry Co., Ltd.

71Patents
0Active
71Granted
39Portfolio score

Filing activity: Feb 14, 1974 → Jun 28, 1995

Most-cited patents

PatentTitleAreaCited byStatus
US4364876A Novel 2-cyanoacrylate, process for producing same and curable composition comprising same Chemistry; Metallurgy 122 Expired
US4837260A Cyanoacrylate compositions Chemistry; Metallurgy 95 Expired
US5270493A Printed circuit board having electromagnetic wave shield layer and self-contained printed resistor Electricity 75 Expired
US5405644A Process for producing antimicrobial fiber Emerging Cross-Sectional Technologies 72 Expired
US4171416A .alpha.-Cyanoacrylate-type adhesive composition Emerging Cross-Sectional Technologies 55 Expired
US4170585A Adhesive composition Emerging Cross-Sectional Technologies 53 Expired
US4818325A Method of bonding non-polar or highly crystalline resin substrates employing a primer and a cyanoacrylate adhesive Chemistry; Metallurgy 48 Expired
US5296238A Microbicides Human Necessities 39 Expired
US5441717A Process for producing antimicrobial compounds Human Necessities 37 Expired
US4196271A Adhesive composition Chemistry; Metallurgy 35 Expired
US4980086A Curable composition Electricity 34 Expired
US5061778A Resin composition for composite-type vibration-damping material, composite-type vibration-damping material using the resin composition and process for production of the vibration-damping material Chemistry; Metallurgy 30 Expired
US5096522A Process for producing copper-clad laminate Electricity 29 Expired
US4169006A Method for bonding steel plates and composition for use therein Emerging Cross-Sectional Technologies 26 Expired
US4889584A Method of producing conductor circuit boards Emerging Cross-Sectional Technologies 25 Expired
US3936342A Steel plate bonding process and primer composition Emerging Cross-Sectional Technologies 21 Expired
US4321180A Adhesive composition Chemistry; Metallurgy 21 Expired
US4035436A Adhesive compositions for metals Emerging Cross-Sectional Technologies 20 Expired
US5362897A Process for producing trialkoxysilanes Chemistry; Metallurgy 18 Expired
US4808708A Phosphorsulfide derivatives of deoxynucleosides or deoxynucleotides and their uses Emerging Cross-Sectional Technologies 17 Expired
US4368314A Curable composition comprising spiro-orthoester compound Chemistry; Metallurgy 17 Expired
US4677225A Process for the production of acrylic acid or methacrylic acid Chemistry; Metallurgy 17 Expired
US5256615A Granular inorganic exchangers Performing Operations; Transporting 16 Expired
US5156303A Adhesive container Performing Operations; Transporting 16 Expired
US5164454A Ethylene graft copolymer and molding resin composition containing the same Chemistry; Metallurgy 15 Expired

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