Qichun Zhang

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Cordless tool system with a battery pack having a heat absorbing de...
- Patent number 9,979,208
- Issue date May 22, 2018
- CHEVRON (HK) LIMITED
- Dezhong Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cordless tool system
- Patent number 9,548,614
- Issue date Jan 17, 2017
- Chevron Intellectual Property Limited
- Dezhong Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cordless tool system
- Patent number 8,963,497
- Issue date Feb 24, 2015
- Chervon (HK) Limited
- Dezhong Yang
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

Information Patent Application
CORDLESS TOOL SYSTEM
- Publication number 20170149254
- Publication date May 25, 2017
- CHERVON (HK) LIMITED
- Dezhong Yang
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
CORDLESS TOOL SYSTEM
- Publication number 20150380958
- Publication date Dec 31, 2015
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Dezhong Yang
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
CORDLESS TOOL SYSTEM
- Publication number 20120227994
- Publication date Sep 13, 2012
- CHERVON (HK) LIMITED
- Dezhong Yang
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING