How many patents does
Tenneco Automotive Operating Company have?
patents
1,913
families
292
granted
498
applications
1,415
US
503
CN
362
WO
250
KR
174
JP
141
EP
86
GB
12
RoW
385
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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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Tenneco Automotive Operating Company
Top ten assignees appearing on patents
Tenneco Automotive Operating Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| damper with integrated electronics | 43 | 2013 |
| nested check high speed valve | 36 | 2008 |
| pressure swirl flow injector with reduced flow variability and return flow | 21 | 2010 |
| reductant sensor system | 21 | 2013 |
| flow reversing exhaust gas mixer | 19 | 2013 |
| damper with digital valve | 19 | 2009 |
| pre-injection exhaust flow modifier | 18 | 2011 |
| shock absorber having a continuously variable valve with base line valving | 17 | 2007 |
| tailor to fit muffler | 17 | 2013 |
| exhaust aftertreatment device with integrated shell and baffle | 16 | 2011 |