How many patents does
North China Municipal Engineering Design & Research Institute have?
patents
157
families
139
granted
20
applications
137
CN
157
Buy the report
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
contact us for pricing
- VAT will apply to UK companies
- EU companies must supply their VAT number
Check out our sample pages |
Find companies to compare
Many companies now available
companies
12,000+
patents
42 million
patent families
23 million
Search to find companies of interest
read summary of their published patent
the following tables are just extracts from the report
the company report contains more information
North China Municipal Engineering Design & Research Institute
Top ten assignees appearing on patents
2009
2018
North China Municipal Engineering Design & Research Institute
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| aloao double-sludge circulation synchronic denitrification and phosphorus removing proce… 🛈 | 2 | 2012 |
| method for reasonably optimizing and distributing carbon source in treatment of refracto… 🛈 | 2 | 2010 |
| double-shaft biomass separator | 2 | 2011 |
| mbr wastewater treating system with double circular grooves | 2 | 2010 |
| integral sludge incineration process control system | 2 | 2009 |
| automatic sampling and filtering device capable of measuring nitration and denitrificati… 🛈 | 2 | 2014 |
| method for pre-treating low carbon-nitrogen ratio sewage by using primary settlement tank | 2 | 2009 |
| composite dephosphorizing coagulant for secondary effluent of sewage treatment plant and… 🛈 | 2 | 2010 |
| aquatic plant compositing technology used for reclaimed water and landscape waterbody ec… 🛈 | 2 | 2010 |
| quantitative clear liquid suction device for portable automatic liquid sampler | 2 | 2014 |