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Jin-Tsai Lai

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  • Taichung, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Insulating ratchet driver with pivoting head
    • Patent number 10,953,523
    • Issue date Mar 23, 2021
    • Wei Chins Plastic Enterprise Corp.
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rotary display hanger
    • Patent number 10,765,232
    • Issue date Sep 8, 2020
    • Jin-Lan Lai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tool hanger
    • Patent number 10,364,081
    • Issue date Jul 30, 2019
    • Jin-Lan Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Socket holder
    • Patent number 10,272,547
    • Issue date Apr 30, 2019
    • Jin-Lan Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Ratchet screwdriver
    • Patent number 10,183,383
    • Issue date Jan 22, 2019
    • Wei Chins Plastic Enterprise Corp.
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool hanger
    • Patent number 10,173,314
    • Issue date Jan 8, 2019
    • Jin-Lan Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool hanger
    • Patent number 10,130,194
    • Issue date Nov 20, 2018
    • Jin-Lan Lai
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Detachable tool assembly for screwdriver
    • Patent number 9,908,220
    • Issue date Mar 6, 2018
    • Worthtek Co. Ltd.
    • Jin-Tsai Lai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Screwdriver
    • Patent number D777550
    • Issue date Jan 31, 2017
    • Wei Chins Plastic Enterprise Corp.
    • Jin-Tsai Lai
    • D08 - Tools and hardware
  • Information Patent Grant

    Connection device for connecting bit to hand tool
    • Patent number 9,550,285
    • Issue date Jan 24, 2017
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Screwdriver handle
    • Patent number D740640
    • Issue date Oct 13, 2015
    • Jin-Tsai Lai
    • D08 - Tools and hardware
  • Information Patent Grant

    Ratchet screwdriver able to change operating direction
    • Patent number 9,108,304
    • Issue date Aug 18, 2015
    • Jin Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Torsion adjusting structure of a screwdriver
    • Patent number 8,973,475
    • Issue date Mar 10, 2015
    • Jin Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Torque adjustment device for screwdriver
    • Patent number 8,960,058
    • Issue date Feb 24, 2015
    • Jin Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hand tool torsion adjustment structure
    • Patent number 8,590,434
    • Issue date Nov 26, 2013
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Quick-release mechanism for hand tool
    • Patent number 8,262,097
    • Issue date Sep 11, 2012
    • Jin-Tsai Lai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Torque adjustable sleeve assembly
    • Patent number 8,220,369
    • Issue date Jul 17, 2012
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hand tool for adjusting torsion
    • Patent number 8,141,463
    • Issue date Mar 27, 2012
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Torque socket assembly
    • Patent number 8,122,794
    • Issue date Feb 28, 2012
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Torque socket assembly
    • Patent number 8,104,383
    • Issue date Jan 31, 2012
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Bearing adjuster
    • Patent number 8,042,244
    • Issue date Oct 25, 2011
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool bit
    • Patent number D628456
    • Issue date Dec 7, 2010
    • Jin-Tsai Lai
    • D08 - Tools and hardware
  • Information Patent Grant

    Tool bit
    • Patent number D625983
    • Issue date Oct 26, 2010
    • Jin-Tsai Lai
    • D08 - Tools and hardware
  • Information Patent Grant

    Toolbox having positioning structure
    • Patent number 7,806,264
    • Issue date Oct 5, 2010
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Ratchet screwdriver
    • Patent number 7,762,161
    • Issue date Jul 27, 2010
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool handle
    • Patent number D617170
    • Issue date Jun 8, 2010
    • Jin-Tsai Lai
    • D08 - Tools and hardware
  • Information Patent Grant

    Tool handle for an exchangeable screwdriver
    • Patent number 7,717,016
    • Issue date May 18, 2010
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Detachable hand tool
    • Patent number 7,653,970
    • Issue date Feb 2, 2010
    • Jin-Tsai Lai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Tool handle
    • Patent number D609068
    • Issue date Feb 2, 2010
    • Jin-Tsai Lai
    • D08 - Tools and hardware
  • Information Patent Grant

    Tool handle
    • Patent number D600524
    • Issue date Sep 22, 2009
    • Jin-Tsai Lai
    • D08 - Tools and hardware

Patents Applicationslast 30 patents

  • Information Patent Application

    SCREWDRIVER STRUCTURE
    • Publication number 20230145491
    • Publication date May 11, 2023
    • WEI CHINS PLASTIC ENTERPRISE CORP.
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY DISPLAY HANGER
    • Publication number 20200037786
    • Publication date Feb 6, 2020
    • JIN-LAN LAI
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    ROTARY DISPLAY HANGER
    • Publication number 20190337697
    • Publication date Nov 7, 2019
    • JIN-LAN LAI
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    INSULATING RATCHET DRIVER WITH PIVOTING HEAD
    • Publication number 20190054600
    • Publication date Feb 21, 2019
    • WEI CHINS PLASTIC ENTERPRISE CORP.
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    RATCHET SCREWDRIVER
    • Publication number 20180126520
    • Publication date May 10, 2018
    • WEI CHINS PLASTIC ENTERPRISE CORP.
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    DETACHABLE TOOL ASSEMBLY FOR SCREWDRIVER
    • Publication number 20170050301
    • Publication date Feb 23, 2017
    • WORTHTEK CO., LTD.
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    CONNECTION DEVICE FOR CONNECTING BIT TO HAND TOOL
    • Publication number 20160008963
    • Publication date Jan 14, 2016
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TORQUE ADJUSTMENT DEVICE FOR SCREWDRIVER
    • Publication number 20140352502
    • Publication date Dec 4, 2014
    • Jin Tsai LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TORSION ADJUSTING STRUCTURE OF A SCREWDRIVER
    • Publication number 20140109732
    • Publication date Apr 24, 2014
    • Jin Tsai LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    RATCHET SCREWDRIVER ABLE TO CHANGE OPERATING DIRECTION
    • Publication number 20130319185
    • Publication date Dec 5, 2013
    • Jin Tsai LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HAND TOOL TORSION ADJUSTMENT STRUCTURE
    • Publication number 20120210832
    • Publication date Aug 23, 2012
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HAND TOOL FOR ADJUSTING TORSION
    • Publication number 20110179917
    • Publication date Jul 28, 2011
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TORQUE SOCKET ASSEMBLY
    • Publication number 20110132156
    • Publication date Jun 9, 2011
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TORQUE SOCKET ASSEMBLY
    • Publication number 20110094354
    • Publication date Apr 28, 2011
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TORQUE ADJUSTABLE SLEEVE ASSEMBLY
    • Publication number 20110056341
    • Publication date Mar 10, 2011
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    QUICK-RELEASE MECHANISM FOR HAND TOOL
    • Publication number 20110006489
    • Publication date Jan 13, 2011
    • JIN-TSAI LAI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TOOL AND TOOL HOLDER ASSEMBLY
    • Publication number 20100308090
    • Publication date Dec 9, 2010
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TOOL HANDLE
    • Publication number 20100288087
    • Publication date Nov 18, 2010
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    BIT HAVING AN IDENTIFICATION FUNCTION
    • Publication number 20100275741
    • Publication date Nov 4, 2010
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    BEARING ADJUSTER
    • Publication number 20100162547
    • Publication date Jul 1, 2010
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HAND TOOL
    • Publication number 20100101377
    • Publication date Apr 29, 2010
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TOOL HANDLE FOR AN EXCHANGEABLE SCREWDRIVER
    • Publication number 20100095812
    • Publication date Apr 22, 2010
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TOOL BOX
    • Publication number 20100032327
    • Publication date Feb 11, 2010
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    RATCHET SCREWDRIVER
    • Publication number 20100005931
    • Publication date Jan 14, 2010
    • JIN-TSAI LAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Replacement assembly of handle tool
    • Publication number 20080148909
    • Publication date Jun 26, 2008
    • Jin-Tsai Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS