How many patents does
Guangzhou Institute Of Railway Technology have?
patents
392
families
360
granted
32
applications
360
CN
392
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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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Guangzhou Institute Of Railway Technology
Top ten assignees appearing on patents
Guangzhou Institute Of Railway Technology
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| automatic connecting device for carriage | 2 | 2017 |
| air drier and method | 2 | 2013 |
| computer desk with wiring slots | 2 | 2012 |
| screw rod spiral groove accelerated wear tester and test method thereof | 2 | 2013 |
| practical training board for single-chip microcomputer teaching | 2 | 2013 |
| locomotive brake shoe replacing device | 2 | 2012 |
| assembly and disassembly tool for locomotive brake shoe | 2 | 2012 |
| chinese meal industrialized vegetable washer | 2 | 2015 |
| safety protection device and method | 2 | 2015 |
| subway passenger flow evacuation device, system and method | 2 | 2015 |