Inventor · Kitaibaraki, JP

Junnosuke Sekiguchi

22Patents
3h-index
16Co-inventors
52Inventor score

Filing activity: Jul 11, 2002 → Feb 9, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US7045461B2 Metal plating method, pretreatment agent, and semiconductor wafer and semiconductor device obtained using these Chemistry; Metallurgy 10 Expired
US7138040B2 Electrolytic copper plating method, phosphorous copper anode for electrolytic plating method, and semiconductor wafer having low particle adhesion plated with said method and anode Chemistry; Metallurgy 5 Expired
US7799188B2 Electrolytic copper plating method, pure copper anode for electrolytic copper plating, and semiconductor wafer having low particle adhesion plated with said method and anode Chemistry; Metallurgy 3 Active
US7968150B2 Method of surface treatment using imidazole compound Emerging Cross-Sectional Technologies 3 Active
US7179741B2 Electroless plating method and semiconductor wafer on which metal plating layer is formed Electricity 3 Expired
US9034154B2 Sputtering target and process for producing same Chemistry; Metallurgy 2 Active
US7648621B2 Copper electroplating method, pure copper anode for copper electroplating, and semiconductor wafer plated thereby with little particle adhesion Chemistry; Metallurgy 2 Expired
US8089154B2 Electronic component formed with barrier-seed layer on base material Electricity 1 Active
US8734579B2 Aqueous solution containing divalent iron ions Chemistry; Metallurgy 1 Active
US7943033B2 Electrolytic copper plating method, pure copper anode for electrolytic copper plating, and semiconductor wafer having low particle adhesion plated with said method and anode Chemistry; Metallurgy 1 Active
US8283051B2 Plated product having copper thin film formed thereon by electroless plating Emerging Cross-Sectional Technologies 1 Active
US8182873B2 Method for electroless plating and metal-plated article Chemistry; Metallurgy 1 Active
US8333834B2 High-purity aqueous copper sulfonate solution and method of producing same Chemistry; Metallurgy 0 Active
US8247301B2 Substrate and manufacturing method therefor Electricity 0 Active
US8390123B2 ULSI micro-interconnect member having ruthenium electroplating layer on barrier layer Chemistry; Metallurgy 0 Active
US8163400B2 Plated article having metal thin film formed by electroless plating, and manufacturing method thereof Emerging Cross-Sectional Technologies 0 Active
US9234292B2 Nickel-iron alloy plating solution Electricity 0 Active
US8736057B2 Substrate and manufacturing method therefor Electricity 0 Active
US8004082B2 Electronic component formed with barrier-seed layer on base material Electricity 0 Active
US8395264B2 Substrate comprising alloy film of metal element having barrier function and metal element having catalytic power Electricity 0 Active
US8404035B2 Electroless copper plating solution Chemistry; Metallurgy 0 Active
US8394508B2 Plated article having metal thin film formed by electroless plating Emerging Cross-Sectional Technologies 0 Active

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