TREA

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  • CPC
  • G03G15/0801
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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G15/00Apparatus for electrographic processes using a charge pattern

Current Industry

G03G15/0801for cascading
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic brush/stationary electrode development system
    • Patent number 4,600,290
    • Issue date Jul 15, 1986
    • Ricoh Co., Ltd.
    • Steven R. Ungemach
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Developing apparatus
    • Patent number 4,545,325
    • Issue date Oct 8, 1985
    • Hitachi, Ltd.
    • Isamu Komatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Controlling toner concentration of dry developing agent in electrop...
    • Patent number 4,364,659
    • Issue date Dec 21, 1982
    • Katsuragawa Electric Co., Ltd.
    • Nobutaka Noda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrostatic photocopying apparatus with improved developer supply...
    • Patent number 4,311,110
    • Issue date Jan 19, 1982
    • Matsushita Electric Industrial Co., Ltd.
    • Kenichi Matsumura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrostatic copying apparatus
    • Patent number 4,231,319
    • Issue date Nov 4, 1980
    • AGFA-Gevaert, A.G.
    • Gottfried Waibel
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Cascade assembly and method
    • Patent number 4,195,591
    • Issue date Apr 1, 1980
    • Yorktown Industries, Inc.
    • Kenneth R. Reick
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrophotographic developing device incorporating a developing el...
    • Patent number 4,086,873
    • Issue date May 2, 1978
    • Konishiroku Photo Industry Co., Ltd.
    • Sizuo Morita
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Retractable edge seals for electrostatographic development systems
    • Patent number 4,040,386
    • Issue date Aug 9, 1977
    • Xerox Corporation
    • Richard E. Smith
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Anti-gravitational cascade development for electrostatic processors
    • Patent number 4,015,561
    • Issue date Apr 5, 1977
    • Xerox Corporation
    • Willard L. Howard
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Xerographic development apparatus having a large reservoir for cont...
    • Patent number 4,007,707
    • Issue date Feb 15, 1977
    • Itek Corporation
    • W. Raymond Buchan
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Developing device for electrophotographic copying machines
    • Patent number 3,995,589
    • Issue date Dec 7, 1976
    • Lumoprint Zindler KG
    • Werner Salger
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Cascade development station having a roughened development plate fo...
    • Patent number 3,991,712
    • Issue date Nov 16, 1976
    • Itek Corporation
    • James E. Genthe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Process for conveying a developer mixture
    • Patent number 3,948,493
    • Issue date Apr 6, 1976
    • Hoechst Aktiengesellschaft
    • Hermann Moser
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrostatic copier device
    • Patent number 3,948,218
    • Issue date Apr 6, 1976
    • AGFA-Gevaert, A.G.
    • Josef Pfeifer
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Cloud suppression in an electrostatic copying apparatus
    • Patent number 3,937,570
    • Issue date Feb 10, 1976
    • Xerox Corporation
    • Frederick W. Hudson
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3924944
    • Patent number 3,924,944
    • Issue date Dec 9, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3923392
    • Patent number 3,923,392
    • Issue date Dec 2, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3921578
    • Patent number 3,921,578
    • Issue date Nov 25, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3921571
    • Patent number 3,921,571
    • Issue date Nov 25, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3911865
    • Patent number 3,911,865
    • Issue date Oct 14, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3906899
    • Patent number 3,906,899
    • Issue date Sep 23, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3908037
    • Patent number 3,908,037
    • Issue date Sep 23, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3901187
    • Patent number 3,901,187
    • Issue date Aug 26, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3900255
    • Patent number 3,900,255
    • Issue date Aug 19, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3897750
    • Patent number 3,897,750
    • Issue date Aug 5, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3893419
    • Patent number 3,893,419
    • Issue date Jul 8, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3884571
    • Patent number 3,884,571
    • Issue date May 20, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3872828
    • Patent number 3,872,828
    • Issue date Mar 25, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3865612
    • Patent number 3,865,612
    • Issue date Feb 11, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3865080
    • Patent number 3,865,080
    • Issue date Feb 11, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents