Hsien-Ta Chen

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Taoyuan City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Packing box for headphones
- Patent number 7,854,373
- Issue date Dec 21, 2010
- OBO PRO.2 Inc.
- Hsien-Ta Chen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
MECHANICAL VEHICLE SUPPLEMENTARY SYSTEM
- Publication number 20180208261
- Publication date Jul 26, 2018
- Wing Young Co., Ltd.
- Hsien-Cheng CHEN
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
SAFETY SYRINGE STRUCTURE
- Publication number 20180099102
- Publication date Apr 12, 2018
- WING YOUNG CO., LTD.
- HSIEN CHENG CHEN
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
STRUCTURE OF TOOTHBRUSH
- Publication number 20180078026
- Publication date Mar 22, 2018
- WING YOUNG CO., LTD.
- HSIEN CHENG CHEN
- A46 - BRUSHWARE
Information Patent Application
PACKING BOX FOR HEADPHONES
- Publication number 20090101698
- Publication date Apr 23, 2009
- OBO PRO.2 INC.
- Hsien-Ta Chen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL