How many patents does
Zhengzhou Yutong Bus Company have?
patents
1,298
families
1,092
granted
187
applications
1,111
CN
1,277
WO
15
EP
4
US
2
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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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Zhengzhou Yutong Bus Company
Top ten assignees appearing on patents
2009 - 2018
| zhengzhou yutong bus company | 1135 |
| zhejiang zhongteli lock-making com… 🛈 | 1 |
2009
| zhengzhou yutong bus company | 11 |
2018
Zhengzhou Yutong Bus Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| intelligent control method and system for automobile headlights | 7 | 2012 |
| electric automobile and alternating-current charging power supply circuit of automobile … 🛈 | 4 | 2013 |
| dual drive power-assisted steering system and control method for hybrid electric vehicle | 3 | 2013 |
| iso (international standards organization) 7637-based method for detecting transient con… 🛈 | 3 | 2013 |
| detection method for vehicle tilting state | 3 | 2014 |
| hybrid power system and vehicle adopting same | 3 | 2014 |
| transverse stabilizing device and vehicle using same | 3 | 2014 |
| vehicle and transverse stabilizing device thereof | 3 | 2014 |
| dual-energy-storage device with vehicle-mounted charging function | 2 | 2012 |
| method for assisting driver to adapt to brake control of battery electric vehicle | 2 | 2013 |