Manufacture of colour screens

Patents Grantslast 30 patents

  • Information Patent Grant

    Color film substrate, fabricating method therefor, display panel an...

    • Patent number 10,928,565
    • Issue date Feb 23, 2021
    • BOE Technology Group Co., Ltd.
    • Yu Xiao
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Pigment dispersant, pigment dispersion, and pigment dispersion for...

    • Patent number 5,961,711
    • Issue date Oct 5, 1999
    • Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    • Hiroaki Saikatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2964427

    • Patent number 2,964,427
    • Issue date Dec 13, 1960
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    2942293

    • Patent number 2,942,293
    • Issue date Jun 28, 1960
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2801188

    • Patent number 2,801,188
    • Issue date Jul 30, 1957
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2668762

    • Patent number 2,668,762
    • Issue date Feb 9, 1954
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2450746

    • Patent number 2,450,746
    • Issue date Oct 5, 1948
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2356694

    • Patent number 2,356,694
    • Issue date Aug 22, 1944
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2210881

    • Patent number 2,210,881
    • Issue date Aug 13, 1940
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2202737

    • Patent number 2,202,737
    • Issue date May 28, 1940
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2152621

    • Patent number 2,152,621
    • Issue date Mar 28, 1939
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2030163

    • Patent number 2,030,163
    • Issue date Feb 11, 1936
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1939039

    • Patent number 1,939,039
    • Issue date Dec 12, 1933
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1938734

    • Patent number 1,938,734
    • Issue date Dec 12, 1933
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1918208

    • Patent number 1,918,208
    • Issue date Jul 11, 1933
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1892901

    • Patent number 1,892,901
    • Issue date Jan 3, 1933
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1878857

    • Patent number 1,878,857
    • Issue date Sep 20, 1932
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1873673

    • Patent number 1,873,673
    • Issue date Aug 23, 1932
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1849473

    • Patent number 1,849,473
    • Issue date Mar 15, 1932
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1839956

    • Patent number 1,839,956
    • Issue date Jan 5, 1932
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1830637

    • Patent number 1,830,637
    • Issue date Nov 3, 1931
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1828958

    • Patent number 1,828,958
    • Issue date Oct 27, 1931
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1819981

    • Patent number 1,819,981
    • Issue date Aug 18, 1931
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1818687

    • Patent number 1,818,687
    • Issue date Aug 11, 1931
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1805361

    • Patent number 1,805,361
    • Issue date May 12, 1931
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1769041

    • Patent number 1,769,041
    • Issue date Jul 1, 1930
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1762143

    • Patent number 1,762,143
    • Issue date Jun 10, 1930
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1758768

    • Patent number 1,758,768
    • Issue date May 13, 1930
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1758769

    • Patent number 1,758,769
    • Issue date May 13, 1930
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1753140

    • Patent number 1,753,140
    • Issue date Apr 1, 1930
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents