Inventor · Tokyo, JP

Eiichi Nishikawa

14Patents
9h-index
16Co-inventors
65Inventor score

Filing activity: Feb 24, 1993 → Jul 24, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6723242B1 Method and apparatus for processing organic chlorine compounds Human Necessities 45 Expired
US5418602A Image processing with anti-forgery provision Emerging Cross-Sectional Technologies 27 Expired
US7860266B2 Image processing system and image processing method Electricity 24 Active
US7433517B2 Image processing apparatus and method for converting image data to predetermined format Physics 22 Active
US5790165A Image processing apparatus and providing controlling addition of predetermined data in a border portion Electricity 19 Expired
US7593120B2 Image processing apparatus, control method therefor, and program Electricity 14 Active
US7126612B2 Image processing apparatus, image processing method, program, and storage medium Physics 12 Expired
US8174724B2 Image processing apparatus, control method therefor, and program Electricity 10 Active
US8073255B2 Keyword generation process Electricity 10 Active
US7640269B2 Image processing system and image processing method Emerging Cross-Sectional Technologies 9 Expired
US7681121B2 Image processing apparatus, control method therefor, and program Physics 8 Active
US7532757B2 Image processing apparatus, control method therefor, and program Physics 6 Active
US7421124B2 Image processing system and image processing method Electricity 5 Active
US7508547B2 Image processing apparatus, control method therefor, and program Physics 5 Active

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