How many patents does
Hitachi Automotive Systems Steering have?
patents
461
families
104
granted
176
applications
285
JP
174
US
105
CN
89
KR
20
WO
14
EP
3
RoW
56
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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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Hitachi Automotive Systems Steering
Top ten assignees appearing on patents
2009 - 2018
Hitachi Automotive Systems Steering
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| power steering device | 21 | 2013 |
| grease composition for electric power steering device, and electric power steering device | 12 | 2012 |
| rotation detection device and power steering device | 11 | 2013 |
| torque sensor | 10 | 2012 |
| power steering device and control device for vehicle-mounted instrument | 10 | 2013 |
| power steering device and control device for vehicle-mounted instrument | 10 | 2013 |
| power steering device, and control device used for same | 10 | 2013 |
| torque detection structure for power steering device, and power steering device using sa… 🛈 | 10 | 2013 |
| torque sensor and power steering system using the torque sensor | 9 | 2012 |
| torque sensor and power steering system using the torque sensor | 9 | 2012 |