Inventor · Tokyo, JP

Shigeru Kubota

18Patents
8h-index
38Co-inventors
72Inventor score

Filing activity: Aug 25, 1976 → Jun 25, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4801044A Chip separation and alignment apparatus Performing Operations; Transporting 44 Expired
US4983252A Process for producing printed circuit board Emerging Cross-Sectional Technologies 36 Expired
US4953749A Chip separation and alignment apparatus Performing Operations; Transporting 28 Expired
US4670981A Method of mounting electronic parts on the predetermined positions of a printed circuit board Emerging Cross-Sectional Technologies 22 Expired
US5100762A Radiation-sensitive polymer and radiation-sensitive composition containing the same Physics 17 Expired
US6684651B1 Channel selector valve and method of driving the same, compressor with the channel selector valve, and device for controlling refrigerating cycle Emerging Cross-Sectional Technologies 16 Expired
US4245733A Feeder Performing Operations; Transporting 9 Expired
US5152390A Automatic chip separating and feeding apparatus Electricity 9 Expired
US5204218A Photosensitive resin composition Physics 8 Expired
US4988605A Light-sensitive resin composition and light-sensitive element Electricity 6 Expired
US4376840A Flame retardant liquid rubber composition Chemistry; Metallurgy 4 Expired
US7774082B2 Substrate processing method and storage medium having program stored therein Electricity 4 Active
US4231152A Method and apparatus for press-fitting caps on electronic parts and the like Emerging Cross-Sectional Technologies 3 Expired
US5981146A Resist coating film Emerging Cross-Sectional Technologies 3 Expired
US5637443A Process for producing patterned resin films which includes pretreatment with water soluble salt aqueous solution prior to film development Emerging Cross-Sectional Technologies 3 Expired
US7219678B2 Dishwasher Human Necessities 3 Expired
US4124729A Method of multiple powder coating employing geneva gears Emerging Cross-Sectional Technologies 3 Expired
US12387955B2 Substrate processing apparatus and substrate processing method Emerging Cross-Sectional Technologies 0 Active

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