Inventor · Chiyoda, JP

Akihiro Goto

122Patents
15h-index
141Co-inventors
89Inventor score

Filing activity: Jul 29, 1988 → Dec 10, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6836365B2 DIFFRACTIVE OPTICAL ELEMENT, METHOD OF FABRICATING THE ELEMENT, ILLUMINATION DEVICE PROVIDED WITH THE ELEMENT, PROJECTION EXPOSURE APPARATUS, EXPOSURE METHOD, OPTICAL HOMOGENIZER, AND METHOD OF FABRICATING THE OPTICAL HOMOGENIZER Emerging Cross-Sectional Technologies 56 Expired
US6365897B1 Electron beam type inspection device and method of making same Electricity 37 Expired
US5496984A Electrical discharge machine and machining method therefor Performing Operations; Transporting 26 Expired
USD515123S1 Video camera with digital video disk player General 25 Expired
US4994285A Edible body and process for preparation thereof Emerging Cross-Sectional Technologies 25 Expired
USD551268S1 Electric discharge machine General 25 Expired
US6086684A Electric discharge surface treating method and apparatus Chemistry; Metallurgy 23 Expired
US6765217B1 Charged-particle-beam mapping projection-optical systems and methods for adjusting same Electricity 22 Expired
US5858479A Surface treating method by electric discharge Chemistry; Metallurgy 22 Expired
US5804789A Surface treating method and apparatus by electric discharge machining Chemistry; Metallurgy 20 Expired
US6602561B1 Electrode for discharge surface treatment and manufacturing method therefor and discharge surface treatment method and device Emerging Cross-Sectional Technologies 20 Expired
US5919380A Three-dimensional electrical discharge machining method and apparatus utilizing NC control Performing Operations; Transporting 19 Expired
US4945487A Data processing device for three dimensional surface machining Emerging Cross-Sectional Technologies 17 Expired
US5774240A Exposure apparatus for reproducing a mask pattern onto a photo-sensitive surface of a substrate using holographic techniques Physics 15 Expired
US6783795B2 Power supply apparatus for discharge surface treatment Performing Operations; Transporting 15 Expired
US5383026A Method and apparatus for determining the position and the configuration of an object under observation Physics 14 Expired
US6661008B2 Electron-optical system and inspection method using the same Electricity 14 Expired
US6245599A Circuit wiring system circuit wiring method semi-conductor package and semi-conductor package substrate Electricity 13 Expired
US5746527A Printing apparatus provided with an auto cutter Performing Operations; Transporting 13 Expired
US6587182B1 Illumination apparatus Physics 13 Expired
US5504596A Exposure method and apparatus using holographic techniques Physics 13 Expired
US7723636B2 Method for repairing machine part, method for forming restored machine part, method for manufacturing machine part, gas turbine engine, electric discharge machine, method for repairing turbine component, and method for forming restored turbine component Emerging Cross-Sectional Technologies 13 Active
US7537809B2 Rotating member and method for coating the same Emerging Cross-Sectional Technologies 12 Expired
US7367097B2 Tool mounting device for turning center Emerging Cross-Sectional Technologies 12 Active
US6348668B1 Method and apparatus for treating surface of tool Emerging Cross-Sectional Technologies 11 Expired

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