How many patents does
Herrenknecht have?
patents
375
families
60
granted
78
applications
297
EP
68
WO
46
US
38
CN
22
JP
11
KR
1
RoW
189
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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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Herrenknecht
Top ten assignees appearing on patents
2009 - 2018
2009
| herrenknecht | 10 |
2018
| herrenknecht | 47 |
| kraftanlagen heidelberg | 1 |
Herrenknecht
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method for introducing a vertical shaft and shaft driving machine | 21 | 2008 |
| device for sinking a shaft and method for sinking a shaft | 16 | 2013 |
| method and device for laying pipelines in the ground | 16 | 2006 |
| method and device for transporting overburden away during tunnelling | 15 | 2012 |
| method and device for creating an underwater foundation of a building | 15 | 2009 |
| protective element, concrete element, and method for producing a concrete element | 15 | 2010 |
| device for monitoring the state of rotation of a disk cutter arrangement of a shield tun… 🛈 | 15 | 2011 |
| method for erecting an underground construction | 14 | 2009 |
| method and device for trenchless pipe laying | 14 | 2006 |
| roller cutter arrangement and cutting wheel equipped with said roller cutter arrangement | 13 | 2014 |