Processes in making insulators

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and device for producing an electric insulator made from pla...

    • Patent number 7,214,338
    • Issue date May 8, 2007
    • Trench Germany GmbH
    • Harald Janssen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Heat insulating material

    • Patent number 6,772,517
    • Issue date Aug 10, 2004
    • Mitsubishi Heavy Industries, Ltd.
    • Fumihito Takeda
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Method for manufacturing composite insulators

    • Patent number 6,042,771
    • Issue date Mar 28, 2000
    • NGK Insulators, Ltd.
    • Hiroshi Kashiwagi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of producing composite insulator

    • Patent number 5,804,122
    • Issue date Sep 8, 1998
    • NGK Insulators, Ltd.
    • Shigeo Ishino
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for manufacturing composite insulators

    • Patent number 5,753,272
    • Issue date May 19, 1998
    • NGK Insulators, Ltd.
    • Hiroshi Kashiwagi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Compressed powder magnetic core and method for fabricating same

    • Patent number 5,160,447
    • Issue date Nov 3, 1992
    • Kabushiki Kaisha Sankyo Seiki Seisakusho
    • Masayuki Ishikawa
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method for manufacturing fine porous member

    • Patent number 5,124,101
    • Issue date Jun 23, 1992
    • Matsushita Electric Works, Ltd.
    • Shozo Hirao
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method of manufacturing an organic insulator

    • Patent number 4,476,081
    • Issue date Oct 9, 1984
    • Ceraver
    • Alexandre Kaczerginski
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Manufacture of coextruded oriented products

    • Patent number 4,451,306
    • Issue date May 29, 1984
    • BICC Public Limited Company
    • Stefan Verne
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Electrical insulator including a molded one-piece cover having plat...

    • Patent number 4,440,975
    • Issue date Apr 3, 1984
    • Ceraver
    • Alexandre Kaczerginski
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for manufacturing plastic electrical insulators

    • Patent number 4,372,907
    • Issue date Feb 8, 1983
    • Siemens Aktiengesellschaft
    • Georg Herold
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polyester fiber-vacuum impregnated epoxy resin insulation system fo...

    • Patent number 3,979,530
    • Issue date Sep 7, 1976
    • Hughes Aircraft Company
    • Alfred W. Schwider
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method of cementing together the cap, body, and stem of electrical...

    • Patent number 3,957,560
    • Issue date May 18, 1976
    • Compagnie General d'Electro Ceramique -- Ceraver
    • Georges Le Bon
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3923570

    • Patent number 3,923,570
    • Issue date Dec 2, 1975
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2007567

    • Patent number 2,007,567
    • Issue date Jul 9, 1935
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1843045

    • Patent number 1,843,045
    • Issue date Jan 26, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1742625

    • Patent number 1,742,625
    • Issue date Jan 7, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1731099

    • Patent number 1,731,099
    • Issue date Oct 8, 1929
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1677498

    • Patent number 1,677,498
    • Issue date Jul 17, 1928
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1672059

    • Patent number 1,672,059
    • Issue date Jun 5, 1928
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1657172

    • Patent number 1,657,172
    • Issue date Jan 24, 1928
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    1647695

    • Patent number 1,647,695
    • Issue date Nov 1, 1927
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1636282

    • Patent number 1,636,282
    • Issue date Jul 19, 1927
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1609598

    • Patent number 1,609,598
    • Issue date Dec 7, 1926
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1590457

    • Patent number 1,590,457
    • Issue date Jun 29, 1926
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1574883

    • Patent number 1,574,883
    • Issue date Mar 2, 1926
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1558498

    • Patent number 1,558,498
    • Issue date Oct 27, 1925
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1558499

    • Patent number 1,558,499
    • Issue date Oct 27, 1925
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1555940

    • Patent number 1,555,940
    • Issue date Oct 6, 1925
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1556029

    • Patent number 1,556,029
    • Issue date Oct 6, 1925
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents