Patent assignee · JP · COMPANY

SHIN-ETSU CHEMICAL CO., LTD.

6,069Patents
3,202Active
6,069Granted
56Portfolio score

Filing activity: Dec 5, 1972 → Mar 28, 2024 · 773 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7307178B2 Processes of making γ,δ-unsaturated carboxylic acid and silyl ester thereof, carboxyl group-containing organosilicon compound and process of making Chemistry; Metallurgy 502 Expired
US6815352B1 Silicon focus ring and method for producing the same Chemistry; Metallurgy 439 Expired
US4803243A Block-graft copolymer Chemistry; Metallurgy 280 Expired
US4988758A Fluorosilicone rubber composition Chemistry; Metallurgy 213 Expired
US5412004A Silicone polymer, paste-like silicone composition, and w/o-type cosmetic composition comprising the same Chemistry; Metallurgy 207 Expired
US4954586A Soft ocular lens material Physics 199 Expired
US5346946A Ocular lens material Human Necessities 180 Expired
US7537880B2 Polymer, resist composition, and patterning process Emerging Cross-Sectional Technologies 146 Active
US5236986A Silicone polymers and water-dispersable, pasty silicone oil compositions comprising the same Human Necessities 142 Expired
US5039761A Methacryl function dimethylpolysiloxanes and graft copolymers thereof Chemistry; Metallurgy 134 Expired
US6312867A Ester compounds, polymers, resist compositions and patterning process Emerging Cross-Sectional Technologies 133 Expired
US5416132A Ocular lens material Physics 132 Expired
US4532150A Method for providing a coating layer of silicon carbide on the surface of a substrate Electricity 119 Expired
US4385078A Method for providing enteric coating on solid dosage forms and aqueous compositions therefor Human Necessities 118 Expired
US6280898A Lactone-containing compounds, polymers, resist compositions, and patterning method Physics 117 Expired
US5404415A Optical fiber coupler and method for preparing same Physics 115 Expired
US5866634A Biodegradable polymer compositions and shrink films Chemistry; Metallurgy 113 Expired
US4970252A Oily paste composition Chemistry; Metallurgy 111 Expired
US6448420B1 Acid-decomposable ester compound suitable for use in resist material Physics 109 Expired
US5755867A Photocatalytic hydrophilic coating compositions Chemistry; Metallurgy 99 Expired
US4600146A Sustainedly vapor-releasing body having excellent shape-retainability Emerging Cross-Sectional Technologies 98 Expired
US4431789A Novel organopolysiloxane having alcoholic hydroxy groups and a method for the preparation thereof Chemistry; Metallurgy 97 Expired
US5047086A Cement composition for extrusion Emerging Cross-Sectional Technologies 97 Expired
US4987169A Method of preparing silicon compositions Chemistry; Metallurgy 95 Expired
US8141484B2 Screen printing plate and screen printing apparatus Electricity 88 Active

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