How many patents does
Gea Tuchenhagen have?
patents
339
families
55
granted
90
applications
249
EP
72
US
49
WO
40
CN
32
JP
10
RoW
136
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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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Gea Tuchenhagen
Top ten assignees appearing on patents
2009 - 2018
| gea tuchenhagen | 297 |
| tuchenhagen | 11 |
| zwei s technology | 3 |
2009
| gea tuchenhagen | 30 |
| tuchenhagen | 3 |
2018
| gea tuchenhagen | 23 |
Gea Tuchenhagen
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| lift valve, particularly for process technology | 20 | 2008 |
| valve and diaphragm for a valve | 20 | 2012 |
| double seat valve | 18 | 2005 |
| double-seat valve with a seat-cleaning function | 16 | 2012 |
| method for cleaning the seat of a double seat valve and double seat valve for performing… 🛈 | 14 | 2012 |
| actuating device for a rotatable closure part of a valve | 14 | 2011 |
| device for installing piping in process plants in the food and beverage industry | 14 | 2008 |
| diagnostic method for poppet valves and measuring device for carrying out said method | 14 | 2010 |
| device for driving a double seat valve capable of seat cleaning | 13 | 2008 |
| valve control device and processing valve | 10 | 2013 |