Inventor · Tokyo, JP

Ryuichi Kanamura

24Patents
5h-index
8Co-inventors
62Inventor score

Filing activity: Jul 9, 1996 → Nov 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5723362A Method of forming interconnection Electricity 19 Expired
US9431450B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 9 Active
US9570499B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 6 Active
US10128301B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 6 Active
US7087563B2 Resist stripping composition and method of producing semiconductor device using the same Electricity 5 Expired
US6358835B1 Method of manufacturing a semiconductor device Electricity 5 Expired
US7304386B2 Semiconductor device having a multilayer wiring structure Electricity 5 Expired
US7242096B2 Semiconductor device and method for manufacturing the same Electricity 5 Expired
US7259089B2 Semiconductor device manufacturing method that includes forming a wiring pattern with a mask layer that has a tapered shape Electricity 4 Expired
US9917131B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 4 Active
US10535700B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 3 Active
US10475845B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 3 Active
US7176120B2 Method of manufacturing semiconductor device Electricity 3 Expired
US6946385B2 Production method for semiconductor device Emerging Cross-Sectional Technologies 3 Expired
US7534721B2 Semiconductor device manufacturing device Electricity 2 Active
US10840290B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 2 Active
US11374049B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 1 Active
US6856018B2 Semiconductor device and method of manufacture thereof Electricity 1 Expired
US7119007B2 Production method of semiconductor device Emerging Cross-Sectional Technologies 0 Expired
US6989330B2 Semiconductor device and method of manufacture thereof Electricity 0 Expired
US11875989B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 0 Active
US12408451B2 Semiconductor device, solid-state imaging device and electronic apparatus Electricity 0 Active
US7642655B2 Semiconductor device and method of manufacture thereof Electricity 0 Expired
US7319271B2 Semiconductor device Electricity 0 Expired

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