How many patents does
Yingli Group have?
patents
353
families
279
granted
59
applications
294
CN
335
WO
10
EP
3
US
2
JP
2
RoW
1
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Yingli Group
Top ten assignees appearing on patents
2009 - 2018
2009
Yingli Group
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| solar cell sheet and heat treatment process thereof | 10 | 2011 |
| n-type crystalline silicon solar cell and preparation method thereof | 4 | 2012 |
| method for identifying running states of photovoltaic power station on basis of electric… 🛈 | 3 | 2015 |
| zone melting furnace for purifying crystalline silicon and method for purifying crystall… 🛈 | 2 | 2009 |
| p-type dopant and preparation method thereof | 2 | 2013 |
| p-type heterojuction solar battery and manufacturing method thereof | 2 | 2013 |
| crystal silicon solar cell and manufacturing method thereof | 2 | 2013 |
| quartz crucible and production method thereof, and p-type silicon casting ingot and prod… 🛈 | 2 | 2013 |
| wastewater recycling method and system | 2 | 2012 |
| solar cells and diffusion method thereof | 2 | 2013 |