How many patents does
Wieland-Werke have?
patents
664
families
135
granted
180
applications
484
EP
119
US
91
WO
56
CN
56
JP
48
KR
24
RoW
270
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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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Wieland-Werke
Top ten assignees appearing on patents
2009 - 2018
| wieland-werke | 520 |
| kme germany & company | 28 |
| tyco electronics amp | 25 |
| wolverine tube | 22 |
| gbc metals | 18 |
| olin corporation | 10 |
| ami doduco | 10 |
| wolin/wilander heat transfer techn… 🛈 | 3 |
| osram | 3 |
| technip france | 3 |
Wieland-Werke
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| heat transfer tube and method for its production | 18 | 2009 |
| heat transfer pipe and method for manufacturing same | 18 | 2009 |
| use of a copper alloy for breeding marine animals | 17 | 2011 |
| evaporator tube having an optimised external structure | 16 | 2011 |
| method for applying carbon/tin mixtures to metal or alloy layers | 16 | 2009 |
| heat transfer tube and method of and tool for manufacturing the same | 16 | 2002 |
| metal/cnt and/or fullerene composite coating on strip materials | 15 | 2008 |
| copper-zinc alloy, method for its manufacture and use | 15 | 2007 |
| copper zinc alloy | 15 | 2011 |
| metallic heat exchanger tube | 15 | 2009 |