How many patents does
Primearth Ev Energy Company have?
patents
357
families
132
granted
110
applications
247
JP
185
US
75
CN
44
WO
23
EP
20
KR
4
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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Primearth Ev Energy Company
Top ten assignees appearing on patents
Primearth Ev Energy Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| battery | 12 | 2013 |
| battery and fabrication method thereof | 12 | 2012 |
| method for restoring battery capacity, method for restoring battery assembly capacity, d… 🛈 | 9 | 2013 |
| method for determining remaining lifetime | 9 | 2011 |
| battery state determination device | 8 | 2013 |
| alkaline storage battery cathode, method for manufacturing alkaline storage battery cath… 🛈 | 8 | 2011 |
| battery state detection device | 8 | 2012 |
| state of charge detection device | 8 | 2012 |
| battery state determination device | 8 | 2013 |
| alkaline storage cell and method for manufacturing alkaline storage cell | 8 | 2011 |