Inventor · Germantown, TN, US

Masao Tsuji

160Patents
27h-index
78Co-inventors
93Inventor score

Filing activity: Apr 26, 1976 → May 14, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
USD352930S Remote control for a ceiling fan General 219 Expired
USD350531S Remote control for a ceiling fan General 183 Expired
US6051101A Substrate processing apparatus, substrate transport apparatus and substrate transfer apparatus Electricity 91 Expired
USD350191S Room air cleaner General 79 Expired
US5963753A Substrate processing apparatus Electricity 74 Expired
USD402745S Air purifier General 60 Expired
US5262954A Automated manufacture line Emerging Cross-Sectional Technologies 57 Expired
US4803735A Method and apparatus for calculating position and orientation by combination of features of partial shapes Physics 49 Expired
US6060697A Substrate processing apparatus having regulated power consumption and method therefor Physics 43 Expired
USD376004S Combined ceiling fan and light kit General 42 Expired
USD402022S Air purifier General 42 Expired
USD245883S Electric complexion brush General 39 Expired
USD434490S Combined canopy, downrod, motor housing, switch housing, blade irons and light fixture unit for a ceiling fan General 37 Expired
US6709631B2 Weathering test apparatus Emerging Cross-Sectional Technologies 34 Expired
US6062852A Substrate heat-treating apparatus Electricity 33 Expired
USD451182S Air purifier General 33 Expired
US5899663A Modular ceiling fan assembly and system Mechanical Engineering; Lighting; Heating 32 Expired
USD290174S Hair dryer General 32 Expired
USD349336S Ceiling fan General 31 Expired
USD358877S Ceiling fan General 29 Expired
USD253012S Foldable handle hair dryer General 29 Expired
USD268319S Carafe General 29 Expired
USD326206S Carafe General 29 Expired
US5522215A Substrate cooling apparatus Electricity 28 Expired
USD317546S Coffee maker General 28 Expired

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