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  • CPC
  • B28D5/021
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B28Stoneworking B28DWORKING STONE OR STONE-LIKE MATERIALS B28D5/00Fine working of gems, jewels, crystals

Current Industry

B28D5/021by drilling
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Mechanical seed coupling
    • Patent number 10,968,934
    • Issue date Apr 6, 2021
    • Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
    • Joseph Lovorn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Semiconductor substrate manufacturing method
    • Patent number 10,253,432
    • Issue date Apr 9, 2019
    • Sumitomo Chemical Company, Limited
    • Masatomo Shibata
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Mechanical seed coupling
    • Patent number 9,863,453
    • Issue date Jan 9, 2018
    • Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
    • Joseph Lovorn
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method of processing tempered glass
    • Patent number 9,700,983
    • Issue date Jul 11, 2017
    • CERON Technologies Inc.
    • Hironori Minami
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method for producing a quartz-glass hollow cylinder
    • Patent number 9,481,108
    • Issue date Nov 1, 2016
    • Heraeus Quarzglas GmbH & Co. KG
    • René Sowa
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Ductile mode drilling methods for brittle components of plasma proc...
    • Patent number 9,314,854
    • Issue date Apr 19, 2016
    • Lam Research Corporation
    • Lihua Li Huang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fluted diamond drill
    • Patent number 4,083,351
    • Issue date Apr 11, 1978
    • Harold Jack Greenspan
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method and apparatus for drilling fine holes in frangible workpieces
    • Patent number 4,052,132
    • Issue date Oct 4, 1977
    • William L. Oates
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Core drill
    • Patent number 4,047,828
    • Issue date Sep 13, 1977
    • Joseph E. Makely
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3447528
    • Patent number 3,447,528
    • Issue date Jun 3, 1969
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3190278
    • Patent number 3,190,278
    • Issue date Jun 22, 1965
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3105482
    • Patent number 3,105,482
    • Issue date Oct 1, 1963
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3051025
    • Patent number 3,051,025
    • Issue date Aug 28, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3050047
    • Patent number 3,050,047
    • Issue date Aug 21, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2818686
    • Patent number 2,818,686
    • Issue date Jan 7, 1958
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2764967
    • Patent number 2,764,967
    • Issue date Oct 2, 1956
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2653595
    • Patent number 2,653,595
    • Issue date Sep 29, 1953
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2627261
    • Patent number 2,627,261
    • Issue date Feb 3, 1953
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2622581
    • Patent number 2,622,581
    • Issue date Dec 23, 1952
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2616410
    • Patent number 2,616,410
    • Issue date Nov 4, 1952
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2552582
    • Patent number 2,552,582
    • Issue date May 15, 1951
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2438941
    • Patent number 2,438,941
    • Issue date Apr 6, 1948
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2420920
    • Patent number 2,420,920
    • Issue date May 20, 1947
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2417811
    • Patent number 2,417,811
    • Issue date Mar 25, 1947
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2412101
    • Patent number 2,412,101
    • Issue date Dec 3, 1946
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2402831
    • Patent number 2,402,831
    • Issue date Jun 25, 1946
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2398250
    • Patent number 2,398,250
    • Issue date Apr 9, 1946
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2398251
    • Patent number 2,398,251
    • Issue date Apr 9, 1946
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2388610
    • Patent number 2,388,610
    • Issue date Nov 6, 1945
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2380736
    • Patent number 2,380,736
    • Issue date Jul 31, 1945
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

  • Information Patent Application

    CORE DRILL BIT AND METHODS OF FORMING THE SAME
    • Publication number 20190329449
    • Publication date Oct 31, 2019
    • Saint-Gobain Abrasives, Inc.
    • Ji WANG
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    MECHANICAL SEED COUPLING
    • Publication number 20180080487
    • Publication date Mar 22, 2018
    • Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
    • Joseph Lovorn
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    SEMICONDUCTOR SUBSTRATE MANUFACTURING METHOD
    • Publication number 20170009378
    • Publication date Jan 12, 2017
    • Sumitomo Chemical Company, Limited
    • Masatomo SHIBATA
    • C30 - CRYSTAL GROWTH
  • Information Patent Application

    METHOD FOR PRODUCING A QUARTZ-GLASS HOLLOW CYLINDER
    • Publication number 20150078846
    • Publication date Mar 19, 2015
    • Heraeus Quarzglas GmbH & Co. KG
    • René Sowa
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    MECHANICAL SEED COUPLING
    • Publication number 20140270933
    • Publication date Sep 18, 2014
    • MITSUBISHI MATERIALS CORPORATION
    • Joseph Lovorn
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    DUCTILE MODE DRILLING METHODS FOR BRITTLE COMPONENTS OF PLASMA PROC...
    • Publication number 20140213061
    • Publication date Jul 31, 2014
    • LAM RESEARCH CORPORATION
    • Lihua Li Huang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CEMENTED CARBIDE, CUTTING TOOL, AND CUTTING DEVICE
    • Publication number 20100098506
    • Publication date Apr 22, 2010
    • Kyocera Corporation
    • Isamu TANAKA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    GEMSTONE WATERBATH DRILL
    • Publication number 20090320820
    • Publication date Dec 31, 2009
    • John J. Sinisi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR