How many patents does
Safran Helicopter Engines have?
patents
1,756
families
179
granted
380
applications
1,376
EP
204
US
182
CN
174
WO
166
KR
149
JP
127
RoW
754
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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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Safran Helicopter Engines
Top ten assignees appearing on patents
2009 - 2018
2009
| turbomeca | 8 |
Safran Helicopter Engines
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| turbomachine designed to operate in turning gear mode | 27 | 2013 |
| annular wall of a combustion chamber with improved cooling at the primary and/or dilutio… 🛈 | 20 | 2011 |
| supply and drain device for an injector | 19 | 2012 |
| ignition device for an aircraft engine | 19 | 2013 |
| method for optimizing the operability of an aircraft propulsive unit, and self-contained… 🛈 | 19 | 2010 |
| fuel flowmeter having an improved control device | 19 | 2009 |
| device for filtering the intake air of an internal combustion engine having ventilation … 🛈 | 19 | 2009 |
| dual-circuit modular injection tube | 19 | 2012 |
| turbomachine comprising a vertical shaft | 18 | 2010 |
| method for controlling the generation of electricity applied to an aircraft gas turbine,… 🛈 | 18 | 2010 |