with stencil carried by two or more cylinders

Patents Grantslast 30 patents

  • Information Patent Grant

    Duplex printing apparatus having control unit to control printing s...

    • Patent number 7,882,781
    • Issue date Feb 8, 2011
    • Tohoku Ricoh Co., Ltd.
    • Mituru Takahashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Multi-drum stencil printer with duplex printing sections

    • Patent number 7,331,284
    • Issue date Feb 19, 2008
    • Tohoku Ricoh Co., Ltd.
    • Mituru Takahashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Multi-color printing apparatus

    • Patent number 5,048,416
    • Issue date Sep 17, 1991
    • Duplo Corporation
    • Yutaka Iijima
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Copying and printing apparatus

    • Patent number 4,916,486
    • Issue date Apr 10, 1990
    • Minolta Camera Kabushiki Kaisha
    • Keiji Nakatani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Winding apparatus for removing used stencil

    • Patent number 4,566,383
    • Issue date Jan 28, 1986
    • Duplo Seiko Corporation
    • Ken Matsushita
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink control for a multi-cylinder stencil duplicator

    • Patent number 4,446,791
    • Issue date May 8, 1984
    • Gestetner Manufacturing Limited
    • Colin R. Stevens
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Rotary duplicating machine with automatic stencil paper discharge

    • Patent number 4,404,902
    • Issue date Sep 20, 1983
    • Horii Toshado Kabushiki Kaisha
    • Juichi Horii
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil duplicator

    • Patent number 4,312,270
    • Issue date Jan 26, 1982
    • Gestestner Limited
    • Albert G. R. Gates
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3804012

    • Patent number 3,804,012
    • Issue date Apr 16, 1974
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3652083

    • Patent number 3,652,083
    • Issue date Mar 28, 1972
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    DUPLEX PRINTING APPARATUS

    • Publication number 20080121126
    • Publication date May 29, 2008
    • TOHOKU RICOH CO., LTD.
    • Mituru TAKAHASHI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Multiple-drum type stencil printer

    • Publication number 20060283342
    • Publication date Dec 21, 2006
    • TOHOKU RICOH CO., LTD.
    • Mituru Takahashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS