Sinichi Hasegawa

Person

  • Yokohama, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Step-and-repeat exposure method

    • Patent number 4,792,693
    • Issue date Dec 20, 1988
    • Nikon Corporation
    • Atsushi Yamaguchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY