How many patents does
Zhuzhou Csr Times Electric Company have?
patents
1,851
families
1,282
granted
567
applications
1,284
CN
1,806
WO
17
GB
12
US
8
EP
6
JP
1
RoW
1
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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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Zhuzhou Csr Times Electric Company
Top ten assignees appearing on patents
2009 - 2018
Zhuzhou Csr Times Electric Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| a space vector based synchronous modulating method and system | 7 | 2008 |
| igbt device and method for packaging whole-wafer igbt chip | 7 | 2013 |
| making diodes | 6 | 2014 |
| insulated gate bipolar transistor and preparation method therefor | 6 | 2015 |
| method of fabricating diodes | 5 | 2013 |
| on-board apparatus and train communication system | 4 | 2015 |
| traction distribution method and system of power-distributed train | 4 | 2015 |
| reverse conducting igbt device and manufacturing method therefor | 4 | 2015 |
| braking force distribution method and system of multiple train units | 4 | 2015 |
| production method and system of running route map of navigation type train | 3 | 2015 |