Yao Qingshan

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Patents Grantslast 30 patents

Information Patent Grant
Wind turbine blade with noise reduction devices and related method
- Patent number 9,581,133
- Issue date Feb 28, 2017
- LM Windpower A/S
- Qingshan Yao
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
SUSPENSION MEMBER WITH INTEGRATED SEALING MEMBER
- Publication number 20140369547
- Publication date Dec 18, 2014
- Yao Qingshan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADHESIVE FREE ATTACHMENT OF TRANSDUCER SUSPENSION MEMBER
- Publication number 20140360806
- Publication date Dec 11, 2014
- Yao Qingshan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIND TURBINE BLADE WITH NOISE REDUCTION DEVICES AND RELATED METHOD
- Publication number 20140227101
- Publication date Aug 14, 2014
- LM WP PATENT HOLDING A/S
- Qingshan Yao
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...