Inventor · Ibaraki, JP

Kazuo Ouchi

15Patents
9h-index
40Co-inventors
72Inventor score

Filing activity: Nov 8, 1989 → Mar 24, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5072289A Wiring substrate, film carrier, semiconductor device made by using the film carrier, and mounting structure comprising the semiconductor device Electricity 79 Expired
US5374469A Flexible printed substrate Emerging Cross-Sectional Technologies 61 Expired
US5575662A Methods for connecting flexible circuit substrates to contact objects and structures thereof Emerging Cross-Sectional Technologies 46 Expired
US5821626A Film carrier, semiconductor device using same and method for mounting semiconductor element Electricity 37 Expired
US5877559A Film carrier for fine-pitched and high density mounting and semiconductor device using same Electricity 36 Expired
US6379159B1 Interposer for chip size package and method for manufacturing the same Emerging Cross-Sectional Technologies 20 Expired
US5136359A Anisotropic conductive film with through-holes filled with metallic material Electricity 20 Expired
US6222272A Film carrier and semiconductor device using same Electricity 17 Expired
US6011310A Film carrier and semiconductor device using the same Electricity 10 Expired
US5188702A Process for producing an anisotropic conductive film Electricity 9 Expired
US6538209B1 Substrate for mounting semiconductor element having circuit patterns, and an insulating layer made of photosensitive and thermally-melting type adhesive resin Electricity 7 Expired
US5330825A Printed circuit substrate with projected electrode and connection method Emerging Cross-Sectional Technologies 1 Expired
US6017438A Method for producing circuit substrate having bump contact point and jet stream type plating apparatus used therefor Electricity 1 Expired
US7632599B2 Separator for fuel cell and fuel cell using the same Emerging Cross-Sectional Technologies 0 Active
US10867729B2 Method for producing sintered body that forms rare-earth permanent magnet and has non-parallel easy magnetization axis orientation Electricity 0 Active

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