Inventor · Tama, JP

Eiichi Sato

107Patents
18h-index
94Co-inventors
89Inventor score

Filing activity: Feb 22, 1973 → Sep 21, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7111026B2 Method and device for acquiring snapshots and computer system with snapshot acquiring function Emerging Cross-Sectional Technologies 69 Expired
US7395284B2 storage system Emerging Cross-Sectional Technologies 57 Active
US4633120A Electrostriction transducer comprising electrostriction layers of axially varied thicknesses Electricity 55 Expired
US5479203A Video camera apparatus with zoom control based on the pan or tilt operation Electricity 54 Expired
US4860034A Ink jet recording apparatus with ambient temperature detecting means for providing a signal to drive control means responsive to a recording-density data signal Performing Operations; Transporting 49 Expired
US5761404A Image-data managing apparatus Physics 46 Expired
US4026693A Method for producing an image dissector Chemistry; Metallurgy 40 Expired
US6566232B1 Method of fabricating semiconductor device Electricity 38 Expired
US7590664B2 Storage system and storage system data migration method Emerging Cross-Sectional Technologies 36 Active
US4401383A Transfer device for use in retention type electrophotographic copying machine Physics 31 Expired
US4518887A Differential lever actuator including differentially force-transmitting members which are not liable to break Electricity 26 Expired
US7726828B2 Planar illumination light source device and planar illumination light device using the planar illumination light source device Physics 26 Active
US4814660A Piezoelectric motor with multilayer piezoelectric elements Electricity 25 Expired
US4971445A Fine surface profile measuring apparatus Physics 23 Expired
US5172142A Ink jet recording apparatus with driving means providing a driving signal having upper and lower limits in response to an input signal Performing Operations; Transporting 23 Expired
US6573157B1 METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, NARROW PITCH CONNECTOR, ELECTROSTATIC ACTUATOR, PIEZOELECTRIC ACTUATOR, INK JET HEAD, INK JET PRINTER, MICROMACHINE, LIQUID CRYSTAL PANEL, AND ELECTRONIC DEVICE Electricity 21 Expired
US7221885B2 Image forming device, system, control method, program and memory medium utilizing operation history Physics 20 Expired
US5101324A Structure, method of, and apparatus for mounting semiconductor devices Emerging Cross-Sectional Technologies 20 Expired
US4294453A Mechanical seal Emerging Cross-Sectional Technologies 17 Expired
US4717927A Liquid injection recording apparatus Performing Operations; Transporting 16 Expired
US6619785B1 METHOD OF CONNECTING ELECTRODE, NARROW PITCH CONNECTOR, PITCH CHANGING DEVICE, MICROMACHINE, PIEZOELECTRIC ACTUATOR, ELECTROSTATIC ACTUATOR, INK-JET HEAD, INK-JET PRINTER, LIQUID CRYSTAL DEVICE, AND ELECTRONIC DEVICE Performing Operations; Transporting 16 Expired
US4595854A Drive circuit for piezoelectric stack Electricity 14 Expired
US4536455A Centrifugally cast double-layer tube with resistance to carbon deposition Emerging Cross-Sectional Technologies 14 Expired
US7272693B2 Storage system and back-up method for storage system Emerging Cross-Sectional Technologies 13 Expired
US6601947B1 Narrow-pitch connector, electrostatic actuator, piezoelectric actuator, ink-jet head, ink-jet printer, micromachine, liquid crystal panel, and electronic apparatus Electricity 12 Expired

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