How many patents does
Hydraulik-Ring have?
patents
337
families
127
granted
142
applications
195
US
50
EP
33
CN
27
JP
14
KR
6
WO
5
RoW
202
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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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Hydraulik-Ring
Top ten assignees appearing on patents
2009
| hydraulik-ring | 57 |
| entec consulting | 7 |
| porsche | 1 |
| volkswagen | 1 |
2018
| hilite germany | 6 |
| hydraulik-ring | 1 |
Hydraulik-Ring
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| variable valve lift device for the lift adjustment of gas-exchange valves of an internal… 🛈 | 18 | 2003 |
| hydraulic valve for an oscillating motor adjuster | 11 | 2010 |
| flügelzellennockenwellenversteller | 10 | 2008 |
| hydraulic valve | 10 | 2010 |
| camshaft phaser comprising a hydraulic valve | 9 | 2010 |
| exhaust-gas aftertreatment device | 9 | 2008 |
| scr exhaust gas aftertreatment device | 9 | 2010 |
| kalibrierte dosiereinheit, insbesondere einer abgasnachbehandlungseinheit | 8 | 2007 |
| scr exhaust gas aftertreatment device | 8 | 2009 |
| schwenkmotornockenwellenversteller mit einer reibscheibe und montageverfahren | 8 | 2009 |