Making tubes with wall irregularities

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing a glass filter

    • Patent number 11,957,162
    • Issue date Apr 16, 2024
    • R.Y.L. INC.
    • Suk Hwan Ou
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Grant

    Cylindrical tube formation

    • Patent number 11,559,832
    • Issue date Jan 24, 2023
    • Keystone Tower Systems, Inc.
    • Michel Caron
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for manufacturing pipe

    • Patent number 11,534,813
    • Issue date Dec 27, 2022
    • Toyota Jidosha Kabushiki Kaisha
    • Masahiko Asano
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cylindrical tube formation

    • Patent number 10,717,122
    • Issue date Jul 21, 2020
    • Keystone Tower Systems, Inc.
    • Michel Caron
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cylindrical tube formation

    • Patent number 10,150,150
    • Issue date Dec 11, 2018
    • Keystone Tower Systems, Inc.
    • Michel Caron
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for manufacturing refrigerant guide tube of heat exchanger,...

    • Patent number 9,885,521
    • Issue date Feb 6, 2018
    • SANHUA (HANGZHOU) MICRO CHANNEL HEAT EXCHANGER CO., LTD.
    • Qiang Gao
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for fabricating a metal pipe having at least o...

    • Patent number 9,573,180
    • Issue date Feb 21, 2017
    • Lucio Carretta
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tubular support structure with variable wall thickness

    • Patent number 9,546,746
    • Issue date Jan 17, 2017
    • L & W ENGINEERING
    • Scott Jones
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR MANUFACTURING PIPE

    • Publication number 20210245221
    • Publication date Aug 12, 2021
    • Toyota Jidosha Kabushiki Kaisha
    • Masahiko ASANO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CYLINDRICAL TUBE FORMATION

    • Publication number 20200324329
    • Publication date Oct 15, 2020
    • Keystone Tower Systems, Inc.
    • Michel Caron
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CYLINDRICAL TUBE FORMATION

    • Publication number 20190076901
    • Publication date Mar 14, 2019
    • Keystone Tower Systems, Inc.
    • Michel Caron
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TUBULAR SUPPORT STRUCTURE WITH VARIABLE WALL THICKNESS

    • Publication number 20140190586
    • Publication date Jul 10, 2014
    • L & W Engineering
    • Scott Jones
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    FABRICATION MEMBER

    • Publication number 20140047893
    • Publication date Feb 20, 2014
    • KRIP LLC
    • Jeremy Ryan SMITH
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    FABRICATION MEMBER

    • Publication number 20140041229
    • Publication date Feb 13, 2014
    • KRIP LLC
    • Jeremy Ryan SMITH
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    FABRICATION MEMBER

    • Publication number 20140041230
    • Publication date Feb 13, 2014
    • KRIP LLC
    • Jeremy Ryan SMITH
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method And Apparatus For Fabricating A Metal Pipe Having At Least O...

    • Publication number 20130340880
    • Publication date Dec 26, 2013
    • Lucio Carretta
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR MANUFACTURING REFRIGERANT GUIDE TUBE OF HEAT EXCHANGER,...

    • Publication number 20130248158
    • Publication date Sep 26, 2013
    • Qiang Gao
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    STRUCTURAL TUBE AND METHOD

    • Publication number 20130020835
    • Publication date Jan 24, 2013
    • VALUE EXTRACTION LLC
    • Joseph Szuba
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    TOMATO CAGE FORMED OF HOLLOW WIRE

    • Publication number 20130008083
    • Publication date Jan 10, 2013
    • Donald E. Weder
    • B44 - DECORATIVE ARTS
  • Information Patent Application

    Profiles or tubes consisting of flexibly rolled strip material

    • Publication number 20060073353
    • Publication date Apr 6, 2006
    • Michael Rehse
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...