How many patents does
Beijing Municipal Institute Of Labour Protection have?
patents
281
families
256
granted
25
applications
256
CN
281
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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 Municipal Institute Of Labour Protection
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Beijing Municipal Institute Of Labour Protection
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| sliding contact type signal acquisition device for rail detection | 2 | 2011 |
| piston type gas flowmeter switch valve | 2 | 2013 |
| gas sampling device by use of gravity | 2 | 2010 |
| air filtering material tester | 2 | 2010 |
| mineral slag based soil stabilizer and preparation method and application thereof | 2 | 2012 |
| fire disaster early warning method and system | 2 | 2014 |
| purification and deodorizing device | 2 | 2013 |
| automatic detection method and system of abnormal pedestrian traffic state | 2 | 2011 |
| elastic supporting vibration isolation member ballast bed | 2 | 2011 |
| method and system for forewarning pedestrian traffic congestion based on combined multi-… 🛈 | 2 | 2011 |