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Shingo Masaoka

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid ejector and liquid ejecting detector
    • Patent number 9,694,584
    • Issue date Jul 4, 2017
    • Ricoh Company, Ltd.
    • Shingo Masaoka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus and droplet discharge detector
    • Patent number 9,221,264
    • Issue date Dec 29, 2015
    • Ricoh Company, Ltd.
    • Shotaro Takeuchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,028,039
    • Issue date May 12, 2015
    • Ricoh Company, Ltd.
    • Shingo Masaoka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus
    • Patent number 8,998,371
    • Issue date Apr 7, 2015
    • Ricoh Company, Ltd.
    • Tomoaki Nakano
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus
    • Patent number 8,967,759
    • Issue date Mar 3, 2015
    • Ricoh Company, Ltd.
    • Shingo Masaoka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus
    • Patent number 8,911,054
    • Issue date Dec 16, 2014
    • Ricoh Company, Ltd.
    • Yasukazu Kitamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus including liquid-ejection recording head
    • Patent number 8,622,515
    • Issue date Jan 7, 2014
    • Ricoh Company, Ltd.
    • Norikazu Yanase
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents