Katsuhiko Nishida

Person

  • Kawasaki, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Optical seismic detector

    • Patent number 4,792,931
    • Issue date Dec 20, 1988
    • Schlumberger Technology Corporation
    • Katsuhiko Nishida
    • G01 - MEASURING TESTING