Inventor · Hitachi, JP

Yasuko Aoki

10Patents
5h-index
35Co-inventors
66Inventor score

Filing activity: Oct 14, 1992 → Dec 12, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5933473A Non-destructive inspection apparatus and inspection system using it Physics 17 Expired
US6333962A Non-destructive inspection apparatus and inspection system using it Physics 11 Expired
US7705302B2 Scanning electron microscope Electricity 9 Active
US5398268A Nuclear power plant having a water chemistry control system for a primary cooling system thereof and an operation method thereof Emerging Cross-Sectional Technologies 9 Expired
US6049586A Non-destructive inspection apparatus and inspection system using it Physics 7 Expired
US8629395B2 Charged particle beam apparatus Electricity 3 Active
US9506876B2 X-ray inspection device, inspection method, and X-ray detector Physics 2 Active
US9164042B2 Device for detecting foreign matter and method for detecting foreign matter Emerging Cross-Sectional Technologies 2 Active
US7342241B2 Method and apparatus for electron-beam lithography Electricity 1 Active
US8455823B2 Charged particle beam device Electricity 1 Active

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