TREA

Yoshio Iwamura

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  • Hachioji, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dynamic pressure bearing
    • Patent number 5,711,612
    • Issue date Jan 27, 1998
    • Konica Corporation
    • Masao Itoh
    • G02 - OPTICS
  • Information Patent Grant

    Dynamic pressure bearing
    • Patent number 5,538,347
    • Issue date Jul 23, 1996
    • Konica Corporation
    • Masao Itoh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for producing a polygon mirror
    • Patent number 5,463,503
    • Issue date Oct 31, 1995
    • Konica Corporation
    • Sunao Kawada
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR