TANG-CHIEH YU

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TAICHUNG CITY 414, TW

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Patents Grantslast 30 patents

Information Patent Grant
Water sprinkler
- Patent number 9,914,140
- Issue date Mar 13, 2018
- Zhongshan Qingyi Metal Products Enterprise Co., Ltd.
- Tang Chieh Yu
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Sprinkler structure
- Patent number 9,227,206
- Issue date Jan 5, 2016
- Zhongshan Qingyi Metal Products Enterprise Co., Ltd.
- Tang-Chieh Yu
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

Information Patent Application
WATER SPRINKLER
- Publication number 20170266673
- Publication date Sep 21, 2017
- ZhongShan QingYi Metal Products Enterprise Co. Ltd
- Tang Chieh Yu
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
SPRINKLER STRUCTURE
- Publication number 20150196929
- Publication date Jul 16, 2015
- ZHONGSHAN QING YI METAL PRODUCTS ENTERPRISE CO., LTD.
- TANG-CHIEH YU
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...