How many patents does
China Railway Major Bridge Engineering Group Company have?
patents
426
families
290
granted
136
applications
290
CN
426
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
China Railway Major Bridge Engineering Group Company
Top ten assignees appearing on patents
2009 - 2018
2009
2018
China Railway Major Bridge Engineering Group Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| support system for constructing steel arch bridge by repeated vertical rotating method | 2 | 2010 |
| positioning device for tunnel lining construction and construction method | 2 | 2014 |
| double-layer cast-in-situ beam support construction method adopting sequence from upper … 🛈 | 2 | 2015 |
| method for hoisting construction girder sections through cables | 2 | 2015 |
| composite-section construction method for reinforced concrete composite tower | 2 | 2012 |
| vibration control device and method for slings of suspension bridge | 2 | 2015 |
| stayed cable beam anchorage region dehumidification system and stayed cable beam anchora… 🛈 | 2 | 2015 |
| design and calculation method for reinforced concrete combined part of mixed girder brid… 🛈 | 2 | 2015 |
| mooring positioning device for open caisson and construction method of mooring positioni… 🛈 | 2 | 2014 |
| dynamic bridge parameter extracting system and dynamic bridge parameter extracting metho… 🛈 | 2 | 2015 |