CHIA-WEI YU

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Position indicating circuit for a foot controller of a sewing machi...
- Patent number 10,883,212
- Issue date Jan 5, 2021
- Zeng Hsing Industrial Co., Ltd.
- Wen-Fan Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Buttonhole sewing guiding device of a sewing machine
- Patent number 10,435,830
- Issue date Oct 8, 2019
- Zeng Hsing Industrial Co., Ltd.
- Chia-Hui Yu
- A41 - WEARING APPAREL
Information Patent Grant
Remote-control method and emitter cooperated with personal communic...
- Patent number 8,634,781
- Issue date Jan 21, 2014
- Puu-Jiuh Co., Ltd.
- Chia-Wei Yu
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FEED DOG DEVICE OF A SEWING MACHINE
- Publication number 20230062017
- Publication date Mar 2, 2023
- ZENG HSING INDUSTRIAL CO., LTD.
- Ching-Lin HUANG
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
Position Indicating Circuit for a Foot Controller of a Sewing Machi...
- Publication number 20200248349
- Publication date Aug 6, 2020
- Zeng Hsing Industrial Co., Ltd.
- Wen-Fan Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
BUTTONHOLE SEWING GUIDING DEVICE OF A SEWING MACHINE
- Publication number 20190055685
- Publication date Feb 21, 2019
- ZENG HSING INDUSTRIAL CO., LTD.
- Chia-Hui YU
- A41 - WEARING APPAREL
Information Patent Application
TUBE COUPLER CLAMPING AND POSITIONING TOOL
- Publication number 20150283331
- Publication date Oct 8, 2015
- Chia-Feng Yu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
REMOTE-CONTROL METHOD AND EMITTER COOPERATED WITH PERSONAL COMMUNIC...
- Publication number 20120171927
- Publication date Jul 5, 2012
- PUU-JIUH CO., LTD
- CHIA-WEI YU
- A63 - SPORTS GAMES AMUSEMENTS