Ruofei Zhao

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Laminated polymer film and solar module made thereof
- Patent number 8,962,971
- Issue date Feb 24, 2015
- E I du Pont de Nemours and Company
- Qiuju Wu
- B32 - LAYERED PRODUCTS
Information Patent Grant
Laminated polyester film and solar panel made thereof
- Patent number 8,580,377
- Issue date Nov 12, 2013
- E I du Pont de Nemours and Company
- Ruofei Zhao
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
PHOTOVOLTAIC MODULE BACKSHEET COMPRISING POLYOLEFIN LAYERS
- Publication number 20240063320
- Publication date Feb 22, 2024
- ENDURANCE SOLAR SOLUTIONS B.V.
- Ruofei ZHAO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
LAMINATED POLYMER FILM AND SOLAR MODULE MADE THEREOF
- Publication number 20110297212
- Publication date Dec 8, 2011
- E.I. du Pont de Nemours and Company
- Qiuju Wu
- B32 - LAYERED PRODUCTS
Information Patent Application
LAMINATED POLYESTER FILM AND SOLAR PANEL MADE THEREOF
- Publication number 20100326501
- Publication date Dec 30, 2010
- Ruofei Zhao
- B32 - LAYERED PRODUCTS
Information Patent Application
SOLAR CELL SHEET AND A METHOD FOR THE PREPARATION OF THE SAME
- Publication number 20090114279
- Publication date May 7, 2009
- Ruofei Zhao
- F24 - HEATING RANGES VENTILATING