Inventor · Toyonaka, JP

Koichi Kugimiya

36Patents
14h-index
41Co-inventors
81Inventor score

Filing activity: Jun 15, 1973 → May 14, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US4487635A Method of fabricating a multi-layer type semiconductor device including crystal growth by spirally directing energy beam Electricity 279 Expired
US5183631A Composite material and a method for producing the same Emerging Cross-Sectional Technologies 71 Expired
US5352522A Composite material comprising metallic alloy grains coated with a dielectric substance Emerging Cross-Sectional Technologies 70 Expired
US5350628A Magnetic sintered composite material Emerging Cross-Sectional Technologies 33 Expired
US4547073A Surface examining apparatus and method Physics 31 Expired
US5065946A Media agitating mill and method for milling ceramic powder Emerging Cross-Sectional Technologies 30 Expired
US5238507A Magnetic material Emerging Cross-Sectional Technologies 23 Expired
US4836865A Magnetic nitride film Emerging Cross-Sectional Technologies 22 Expired
US4333067A Ceramic type sensor device Electricity 20 Expired
US5320284A Agitating mill and method for milling Performing Operations; Transporting 18 Expired
US5128827A Electronic devices, method for forming end terminations thereof and paste material for forming same Emerging Cross-Sectional Technologies 15 Expired
US5709811A Magnetic material for microwave and high-frequency circuit component using the same Electricity 14 Expired
US5403788A Dielectric ceramics composite material Electricity 14 Expired
US4900393A Process for producing single-crystal ceramics Chemistry; Metallurgy 14 Expired
US4636077A Aligning exposure method Physics 14 Expired
US4734345A Semiconductor IC and method of making the same Physics 14 Expired
US5512353A Ceramic substrate for an electronic circuit Emerging Cross-Sectional Technologies 12 Expired
US5589221A Magnetic thin film, and method of manufacturing the same, and magnetic head Emerging Cross-Sectional Technologies 11 Expired
US5906871A Latent image, preparation and development thereof and articles with the image Emerging Cross-Sectional Technologies 10 Expired
US5700745A Dielectric ceramic compositions and dielectric resonators Electricity 9 Expired
US3931642A Magnetic head and method of making the same Emerging Cross-Sectional Technologies 9 Expired
US5246898A Dielectric ceramics Electricity 9 Expired
US5470808A Dielectric ceramic compositions and dielectric resonators Electricity 9 Expired
US5049209A Magnetic nitride film Emerging Cross-Sectional Technologies 8 Expired
US5356843A Dielectric ceramic compositions and dielectric resonators Electricity 6 Expired

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