How many patents does
Witzenmann have?
patents
431
families
197
granted
80
applications
351
EP
109
US
31
WO
11
CN
10
KR
7
GB
5
JP
1
RoW
257
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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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Witzenmann
Top ten assignees appearing on patents
2009 - 2018
| witzenmann | 403 |
| alcon | 11 |
| continental teves | 10 |
| eberspacher exhaust technology & c… 🛈 | 5 |
| daimler | 3 |
| witzenmann metal products (jiangyi… 🛈 | 1 |
2009
| witzenmann | 51 |
| continental teves | 3 |
| alcon | 2 |
| daimler | 2 |
2018
| witzenmann | 23 |
Witzenmann
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| use of n-isopropylacrylamide for storing contact lenses | 12 | 2002 |
| exhaust-gas conduction component | 11 | 2007 |
| pulsation damping capsule | 10 | 2008 |
| attachment connection, and method of connecting a thin-walled hose line to a carbon-cont… 🛈 | 7 | 2007 |
| method and device for separating wound tubes having welded parts | 7 | 2012 |
| schlauchhaltestruktur für ein wärmetauschermodul für warmwasserspeicher | 7 | 2014 |
| holding device for a sprinkler nozzle | 7 | 2008 |
| hose element with anti-bend protection | 6 | 2012 |
| fluid line element and method for its production | 6 | 2011 |
| line assembly | 6 | 2014 |