Tien-Fa WANG

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Taoyuan City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Turning and thread-rolling machine with pre-compression device
- Patent number 10,046,406
- Issue date Aug 14, 2018
- DER FUN PRESTRESSED METAL CO., LTD.
- Tien-Fa Wang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Escalator sterilization device
- Patent number 9,833,527
- Issue date Dec 5, 2017
- Lunghwa University of Science and Technology
- Kuen Ting
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Automatic steel-bar coupling head making machine
- Patent number 9,713,863
- Issue date Jul 25, 2017
- DER FUN PRESTRESSED METAL CO., LTD.
- Tien-Fa Wang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
TURNING AND THREAD-ROLLING MACHINE WITH PRE-COMPRESSION DEVICE
- Publication number 20180185940
- Publication date Jul 5, 2018
- DER FUN PRESTRESSED METAL CO., LTD.
- Tien-Fa WANG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
AUTOMATIC STEEL-BAR COUPLING HEAD MAKING MACHINE
- Publication number 20160368107
- Publication date Dec 22, 2016
- DER FUN PRESTRESSED METAL CO., LTD.
- Tien-Fa WANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...