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Patents Grantslast 30 patents

  • Information Patent Grant

    Blade drive device and optical device
    • Patent number 8,550,731
    • Issue date Oct 8, 2013
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light amount adjusting device and optical device
    • Patent number 8,368,989
    • Issue date Feb 5, 2013
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Blade driving device and optical apparatus
    • Patent number 8,366,331
    • Issue date Feb 5, 2013
    • Seiko Precision Inc.
    • Phichet Numnual
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Blade drive device
    • Patent number 8,047,733
    • Issue date Nov 1, 2011
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light quantity control device
    • Patent number 7,965,432
    • Issue date Jun 21, 2011
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Sector blade driving apparatus
    • Patent number 7,955,009
    • Issue date Jun 7, 2011
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light quantity control device
    • Patent number 7,845,866
    • Issue date Dec 7, 2010
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light quantity control device
    • Patent number 7,762,732
    • Issue date Jul 27, 2010
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    BLADE DRIVING DEVICE AND OPTICAL APPARATUS
    • Publication number 20120024126
    • Publication date Feb 2, 2012
    • Seiko Precision Inc.
    • Phichet NUMNUAL
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    BLADE DRIVE DEVICE AND OPTICAL DEVICE
    • Publication number 20110170852
    • Publication date Jul 14, 2011
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT AMOUNT ADJUSTING DEVICE AND OPTICAL DEVICE
    • Publication number 20100157405
    • Publication date Jun 24, 2010
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    BLADE DRIVE DEVICE
    • Publication number 20100074612
    • Publication date Mar 25, 2010
    • Seiko Precision Inc.
    • Phichet NUMNUAL
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    SECTOR BLADE DRIVING APPARATUS
    • Publication number 20100054729
    • Publication date Mar 4, 2010
    • Seiko Precision Inc.
    • Phichet NUMNUAL
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT QUANTITY CONTROL DEVICE
    • Publication number 20090154913
    • Publication date Jun 18, 2009
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT QUANTITY CONTROL DEVICE
    • Publication number 20090153937
    • Publication date Jun 18, 2009
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT QUANTITY CONTROL DEVICE
    • Publication number 20090154914
    • Publication date Jun 18, 2009
    • Seiko Precision Inc.
    • Phichet Numnual
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY