How many patents does
Delavan have?
patents
676
families
170
granted
199
applications
477
US
299
EP
176
GB
118
JP
14
CN
5
WO
2
RoW
62
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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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Delavan
Top ten assignees appearing on patents
Delavan
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| active pattern factor control for gas turbine engines | 18 | 2008 |
| injectors for multipoint injection | 13 | 2011 |
| fuel nozzle having aerodynamically shaped helical turning vanes | 12 | 2009 |
| pure air blast fuel injector | 12 | 2008 |
| feed arm for a multiple circuit fuel injector | 11 | 2008 |
| apparatus for observing combustion conditions in a gas turbine engine | 11 | 2004 |
| apparatus for discouraging fuel from entering the heat shield air cavity of a fuel injec… 🛈 | 11 | 2008 |
| fuel distribution manifold system for gas turbine engines | 10 | 2008 |
| thermal management for fuel injectors | 10 | 2008 |
| pure air blast fuel injector | 9 | 2008 |