Inventor · Yamaguchi, JP

Eiichi Yamada

57Patents
12h-index
75Co-inventors
87Inventor score

Filing activity: Jun 25, 1973 → Mar 6, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6434103B1 Recording medium, recording apparatus, recording method, editing apparatus and editing method Physics 54 Expired
US6385690B1 Recording method, managing method, and recording apparatus Emerging Cross-Sectional Technologies 44 Expired
US7092911B2 Reproducing apparatus and reproducing method Physics 41 Expired
US6591328B1 Non-volatile memory storing address control table data formed of logical addresses and physical addresses Physics 33 Expired
US4746685A Light curable dental composition Emerging Cross-Sectional Technologies 26 Expired
US6868494B1 Reproducing apparatus and information distribution system Physics 24 Expired
US6311092A Recording apparatus, reproducing apparatus, and recording and/or reproducing apparatus Physics 22 Expired
US4923905A Light curable dental composition Emerging Cross-Sectional Technologies 20 Expired
US8355637B2 Optical OFDM receiver, optical transmission system, subcarrier separation circuit, and subcarrier separation method Electricity 16 Active
US6043114A Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device Electricity 13 Expired
US6625713B2 Memory controller and method for managing a logical/physical address control table Physics 13 Expired
US7113702B2 Wavelength division multiplexing optical transmission system and transmission method Electricity 12 Expired
US7850198B2 Knee protection apparatus for vehicle occupant Performing Operations; Transporting 12 Active
US7226075B2 Knee-protecting airbag device Performing Operations; Transporting 11 Expired
US7873426B2 Digital recording device, digital recording method, program, and storage medium Electricity 9 Active
US6368905B1 Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device Electricity 8 Expired
US4824876A Light curable dental liquid or paste Emerging Cross-Sectional Technologies 8 Expired
US7711214B2 Semiconductor optical modulator Physics 7 Active
US5759528A Topical composition for promoting transdermal absorption of therapeutic agents Human Necessities 7 Expired
US6807024B1 Reproducing apparatus and reproducing method Physics 6 Expired
US6806130B2 Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device Electricity 6 Expired
US6630375B2 Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device Electricity 6 Expired
US4000507A Semiconductor device having two annular electrodes Electricity 4 Expired
US6925341B1 Recording apparatus, reproducing apparatus, and recording and/or reproducing apparatus Physics 4 Expired
US8479572B2 Bubble column type hydrocarbon synthesis reactor, and slurry level detecting method Performing Operations; Transporting 4 Active

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