Inventor · Toyota, JP

Eiji Yoshida

100Patents
12h-index
153Co-inventors
89Inventor score

Filing activity: Sep 24, 1980 → May 19, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6388333B1 Semiconductor device having protruding electrodes higher than a sealed portion Electricity 213 Expired
US4986625A Optical fiber connector with retainer Electricity 119 Expired
US6824643B2 Method and device of peeling semiconductor device using annular contact members Emerging Cross-Sectional Technologies 63 Expired
US8929750B2 Signal generating circuit, optical signal transmitting apparatus, signal receiving circuit, method for establishing optical signal synchronization, and optical signal synchronization system Electricity 49 Active
US7671417B2 Memory cell array, method of producing the same, and semiconductor memory device using the same Electricity 43 Active
US6563330B1 Probe card and method of testing wafer having a plurality of semiconductor devices Electricity 22 Expired
US6528348B2 Semiconductor device having protruding electrodes higher than a sealed portion Electricity 20 Expired
US7884459B2 Semiconductor device suitable for a stacked structure Electricity 19 Active
US6662545B1 Chain cover Mechanical Engineering; Lighting; Heating 19 Expired
US4659654A Silver halide photographic light-sensitive emulsion Emerging Cross-Sectional Technologies 16 Expired
US6732911B2 Solder jointing system, solder jointing method, semiconductor device manufacturing method, and semiconductor device manufacturing system Electricity 14 Expired
US4861702A Rapidly processable silver halide photographic light-sensitive material and the processing thereof Emerging Cross-Sectional Technologies 14 Expired
US9020361B2 Optical signal transmitter, and bias voltage control method Electricity 12 Active
US8418203B1 Transmission method and receiving device of program guide information including a control signal Electricity 12 Expired
US4801526A Silver halide photographic light-sensitive material Emerging Cross-Sectional Technologies 11 Expired
US9116368B2 Optical modulation device and bias voltage control method Electricity 11 Active
US6461942B2 Semiconductor chip removing and conveying method and device Electricity 11 Expired
US7287670B2 Device unit, and system for fluid extraction Performing Operations; Transporting 10 Expired
US4897340A Silver halide photographic material containing a specified water content, and method of processing the same Emerging Cross-Sectional Technologies 10 Expired
US5926492A Laser pulse oscillator Electricity 10 Expired
US4689292A Silver halide photographic radiography light-sensitive material Physics 10 Expired
US4847189A High speed processing silver halide photographic light-sensitive material Emerging Cross-Sectional Technologies 10 Expired
US7196418B2 Semiconductor device and stacked semiconductor device that can increase flexibility in designing a stacked semiconductor device Electricity 9 Expired
US5420843A Recording medium position indicating apparatus and method Physics 9 Expired
US5836504A Method and apparatus for soldering inspection of a surface mounted circuit board Performing Operations; Transporting 9 Expired

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