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Tomoyuki AKIYAMA

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    INK CARTRIDGE AND INK-JET PRINTER HAVING THE SAME
    • Publication number 20160243843
    • Publication date Aug 25, 2016
    • Riso Kagaku Corporation
    • Tomoyuki AKIYAMA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK CIRCULATION TYPE INKJET PRINTER
    • Publication number 20160082743
    • Publication date Mar 24, 2016
    • Riso Kagaku Corporation
    • Hiroshi SUGITANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK CIRCULATION TYPE INKJET PRINTER
    • Publication number 20160075144
    • Publication date Mar 17, 2016
    • Riso Kagaku Corporation
    • Hiroshi SUGITANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK TEMPERATURE ADJUSTMENT DEVICE AND INK CIRCULATION TYPE INKJET P...
    • Publication number 20160059565
    • Publication date Mar 3, 2016
    • Riso Kagaku Corporation
    • Tomoyuki AKIYAMA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET IMAGE FORMING APPARATUS AND CLEANING METHOD FOR INKJET IMAGE...
    • Publication number 20160031219
    • Publication date Feb 4, 2016
    • Riso Kagaku Corporation
    • Hideyuki UJIIE
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK CIRCULATION TYPE INKJET PRINTER
    • Publication number 20150375518
    • Publication date Dec 31, 2015
    • Riso Kagaku Corporation
    • Hiroshi SUGITANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Inkjet Printer
    • Publication number 20150091956
    • Publication date Apr 2, 2015
    • Riso Kagaku Corporation
    • Tomoyuki AKIYAMA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET PRINTER
    • Publication number 20150022572
    • Publication date Jan 22, 2015
    • Riso Kagaku Corporation
    • Akira NISHIYAMA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET PRINTING APPARATUS
    • Publication number 20120188314
    • Publication date Jul 26, 2012
    • Riso Kagaku Corporation
    • Tomoyuki AKIYAMA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Detachable structure for ink cartridge, and control method for atta...
    • Publication number 20100085404
    • Publication date Apr 8, 2010
    • Riso Kagaku Corporation
    • Tomoyuki Akiyama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Detachable structure for ink cartridge
    • Publication number 20100073442
    • Publication date Mar 25, 2010
    • Riso Kagaku Corporation
    • Tomoyuki Akiyama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS