Hao Du

Follow

Person

Nanjing, CN

People

Patents Grantslast 30 patents

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
Composite phase change material
- Patent number 9,099,762
- Issue date Aug 4, 2015
- Chervon (HK) Limited
- Dezhong Yang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
BATTERY PACK HAVING HEAT DISSIPATING SYSTEM
- Publication number 20140370354
- Publication date Dec 18, 2014
- Chervon (HK) Limited
- Dezhong Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITE PHASE CHANGE MATERIAL
- Publication number 20130270476
- Publication date Oct 17, 2013
- CHERVON (HK) LIMITED
- Dezhong Yang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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