How many patents does
A123 Systems have?
patents
849
families
127
granted
247
applications
602
US
271
WO
128
CN
109
EP
94
KR
82
JP
57
GB
11
RoW
97
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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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A123 Systems
Top ten assignees appearing on patents
2009 - 2018
| a123 systems | 645 |
| 24m technologies | 30 |
| leyden energy | 18 |
| t/j technologies | 8 |
| nec energy solutions | 5 |
| lotte aluminium company | 3 |
| a123 systms | 3 |
| a123 systems inc. (us) | 1 |
2009
| a123 systems | 57 |
| t/j technologies | 4 |
| a123 systms | 1 |
2018
| a123 systems | 36 |
| 24m technologies | 2 |
A123 Systems
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| bi-metallic busbar jumpers and associated welding methods for battery systems | 39 | 2009 |
| reticulated and controlled porosity battery structures | 36 | 2000 |
| high energy density redox flow device | 29 | 2008 |
| fuel system using redox flow battery | 20 | 2009 |
| lithium rechargeable cell with reference electrode for state of health monitoring | 18 | 2007 |
| separator for electrochemical cell and method for its manufacture | 17 | 2007 |
| nanoscale ion storage materials | 16 | 2005 |
| battery cell design with asymmetrical terminals | 15 | 2007 |
| lithium secondary cell with high charge and discharge rate capability | 15 | 2004 |
| flexible voltage nested battery module design | 15 | 2008 |