How many patents does
Hitachi Vehicle Energy have?
patents
1,654
families
555
granted
474
applications
1,180
JP
732
US
351
CN
213
EP
197
WO
138
KR
17
RoW
6
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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 Vehicle Energy
Top ten assignees appearing on patents
Hitachi Vehicle Energy
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| battery system for vehicle, on-vehicle battery module, and cell controller | 24 | 2008 |
| battery monitoring system | 16 | 2009 |
| integrated circuit for controlling battery cell and automotive power supply system | 14 | 2007 |
| secondary battery module, battery information management device, battery information man… 🛈 | 13 | 2005 |
| lithium secondary battery | 12 | 2007 |
| battery system | 12 | 2008 |
| leak detection device | 11 | 2012 |
| battery control circuit | 11 | 2010 |
| secondary battery module | 11 | 2011 |
| battery system monitoring device | 11 | 2011 |