Tung-Min CHANG

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Connecting member of a universal connector and the universal connector
- Patent number 12,209,621
- Issue date Jan 28, 2025
- Triangle Innovative Tools Corporation
- Tung-Jie Chang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Automatic wheel rim positioning and clamping tool
- Patent number 10,029,314
- Issue date Jul 24, 2018
- YEONG CHIN MACHINERY INDUSTRIES CO., LTD.
- Mao-Pin Wu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Knockdown band saw guide seat
- Patent number 9,687,924
- Issue date Jun 27, 2017
- Tung-Wei Chang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Safety liner for protecting tubeless tires
- Patent number 5,988,244
- Issue date Nov 23, 1999
- Tung-shun Chang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Connecting Member of a Universal Connector and the Universal Connector
- Publication number 20230313841
- Publication date Oct 5, 2023
- TRIANGLE INNOVATIVE TOOLS CORPORATION
- Tung-Jie Chang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
AUTOMATIC WHEEL RIM POSITIONING AND CLAMPING TOOL
- Publication number 20180207729
- Publication date Jul 26, 2018
- YEONG CHIN MACHINERY INDUSTRIES CO., LTD.
- Mao-Pin Wu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
KNOCKDOWN BAND SAW GUIDE SEAT
- Publication number 20160297017
- Publication date Oct 13, 2016
- Tung-Wei CHANG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
BED-TYPE CIRCULAR SAW BLADE GRINDER
- Publication number 20110237166
- Publication date Sep 29, 2011
- Tung-Min CHANG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR