Inventor · Rifu, JP

Kunio Kobayashi

35Patents
12h-index
56Co-inventors
84Inventor score

Filing activity: Sep 24, 1975 → Feb 26, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4368239A Magnetic recording medium Emerging Cross-Sectional Technologies 40 Expired
US4506000A Magnetic recording medium Physics 40 Expired
US5574993A Mobile communication apparatus and method Electricity 38 Expired
US4907701A Apparatus for inspecting the appearance of semiconductor devices Emerging Cross-Sectional Technologies 37 Expired
US6163145A Transporting apparatus for semiconductor device Physics 26 Expired
US6430588B1 Apparatus and method for elliptic-curve multiplication and recording medium having recorded thereon a program for implementing the method Physics 22 Expired
USD732284S1 Athletic shoe General 22 Active
US4563631A Voltage regulator for charging generator Electricity 21 Expired
US5936418A Semiconductor device socket Electricity 20 Expired
US4618811A Voltage regulator for charging generator Emerging Cross-Sectional Technologies 17 Expired
US4384100A Novel diorganopolysiloxane compounds Chemistry; Metallurgy 13 Expired
US4369230A Magnetic recording medium Emerging Cross-Sectional Technologies 12 Expired
US4914261A Cable connecting box Physics 12 Expired
US5517036A Tape carrier, and test apparatus for the same Electricity 12 Expired
US5578919A Method of testing semiconductor device and test apparatus for the same Electricity 12 Expired
US4443490A Magnetic recording medium Physics 11 Expired
US5565008A Process of raising a semiconductor device out of a pallet using a positioning rod Electricity 10 Expired
US3977607A Projecting nozzle for powder coating Performing Operations; Transporting 9 Expired
US4984519A Delay circuit for use in electric blasting system Mechanical Engineering; Lighting; Heating 9 Expired
US5461258A Semiconductor device socket Electricity 9 Expired
US5658153A Socket apparatus Electricity 8 Expired
US5118626A Apparatus for controlling the fermentation of moromi mash Chemistry; Metallurgy 6 Expired
US6972202B2 Method of manufacturing and testing a semiconductor device Electricity 6 Expired
US4926747A Apparatus for manufacturing soy sauce Human Necessities 5 Expired
US4888190A Method of manufacturing soy sauce Human Necessities 5 Expired

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