How many patents does
Beijing Rechsand Science & Technology Group Company have?
patents
572
families
363
granted
131
applications
441
CN
480
WO
25
EP
22
US
14
JP
5
KR
2
RoW
24
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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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Beijing Rechsand Science & Technology Group Company
Top ten assignees appearing on patents
2009 - 2018
Beijing Rechsand Science & Technology Group Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| wall block, corner, and wall body | 12 | 2010 |
| filtering element and method for making the same and water treating device | 12 | 2008 |
| composition used for high strength and watertight concrete | 10 | 2010 |
| oil-water separating device and floating oil collecting system comprising same | 10 | 2010 |
| film coated particles for oil exploitation and oil exploitation method using the same | 10 | 2008 |
| water purification and storage system, water-filtering well and polygonal building block | 10 | 2012 |
| composite water permeable brick and composition for producing the same | 7 | 2006 |
| self-suspending proppant and preparation and use thereof | 7 | 2014 |
| anti-penetration and gas permeable potted container, preparation method thereof, potted … 🛈 | 7 | 2010 |
| drainage well that hollow brick is piled up | 6 | 2015 |