Inventor · Niigata, JP

Daigo Aoki

43Patents
9h-index
47Co-inventors
75Inventor score

Filing activity: Mar 5, 1992 → Jan 31, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6294313A Pattern forming body, pattern forming method, and their applications Emerging Cross-Sectional Technologies 87 Expired
US5424156A Electrostatic information recording medium and method of recording and reproducing electrostatic information Physics 68 Expired
US6573650B2 Electroluminescent device and process for producing the same Electricity 68 Expired
US6650047B2 Electroluminescent device and process for producing the same Electricity 57 Expired
US7323225B2 Wettability changing layer and electronics device using same Electricity 50 Expired
US5488601A Photoelectric sensor, information recording system, and information recording method Electricity 24 Expired
US6587315B1 Magnetoresistive-effect device with a magnetic coupling junction Emerging Cross-Sectional Technologies 14 Expired
US5629920A Photoelectric sensor, information recording system, and information recording method Electricity 14 Expired
US7623324B2 Magnetic sensing element having reactive-ion-etching stop layer and process for producing same Physics 12 Active
US7575845B2 Structure for pattern formation, method for pattern formation, and application thereof Emerging Cross-Sectional Technologies 9 Expired
US8268546B2 Structure for pattern formation, method for pattern formation, and application thereof Emerging Cross-Sectional Technologies 9 Active
US5903296A Photoelectric sensor, information recording system and information recording and reproducing method Physics 9 Expired
US11279999B2 Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatus Emerging Cross-Sectional Technologies 8 Active
US6844998B2 Magnetoresistive sensor capable of narrowing gap and track width Electricity 6 Expired
US11434559B2 Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatus Emerging Cross-Sectional Technologies 6 Active
US6690554B2 Magnetoresistive-effect device with extended AFM layer and method for manufacturing the same Emerging Cross-Sectional Technologies 5 Expired
US5717626A Photoelectric sensor, information recording system, and information recording and reproducing method Physics 5 Expired
US6929959B2 Manufacturing method of CPP type magnetic sensor having current-squeezing path Emerging Cross-Sectional Technologies 4 Expired
US11608554B2 Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatus Emerging Cross-Sectional Technologies 3 Active
US11732347B2 Standard mask apparatus and method of manufacturing standard mask apparatus Emerging Cross-Sectional Technologies 3 Active
US7656620B2 Magnetic head device provided with lead electrode electrically connected to magnetic shield layer Physics 3 Active
US7393413B2 Coating apparatus and organic electronic device fabricating method Emerging Cross-Sectional Technologies 2 Expired
US7633084B2 Light emitting transistor Electricity 2 Expired
US11788181B2 Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatus Emerging Cross-Sectional Technologies 2 Active
US8314444B2 Piezoresistive pressure sensor Physics 2 Active

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