Inventor · Yokohama, JP

Masao Kono

8Patents
6h-index
9Co-inventors
56Inventor score

Filing activity: Dec 27, 1977 → Apr 20, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6721019B2 Screen input type display device Physics 193 Expired
US4217052A Method for effecting registration for a copying apparatus Physics 13 Expired
US4417806A Method for effecting registration for a copying apparatus Physics 11 Expired
US4214832A Electrostatic copying machine comprising improved document scanning means Physics 11 Expired
US4172658A Image forming device of copying apparatus of the variable duplicate size type Physics 10 Expired
US4192609A Method for effecting registration for a copying apparatus Physics 8 Expired
US6633279B1 Liquid crystal display device and resistor type touch panel Physics 6 Expired
US4194837A Original feed apparatus for electrophotographic copying machine Physics 2 Expired

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