Hybrid aircraft propulsion power plants
US-11827368-B2 · Nov 28, 2023 · US
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Ullyott Richard patents
Ullyott Richard is listed as an inventor on 80 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ullyott Richard |
| Total patents | 80 |
| First publication | Feb 25, 2016 |
| Latest publication | Nov 28, 2023 |
Notable patents
Publications ranked by popularity score, then publication date.
Variable geometry inlet system
US-11661887-B2 · May 30, 2023 · US
Control systems for hybrid electric powerplants
US-11597526-B2 · Mar 7, 2023 · US
Auxiliary power unit with intercooler
US-11584539-B2 · Feb 21, 2023 · US
Aircraft degraded operation ceiling increase using electric power boost
US-11574548-B2 · Feb 7, 2023 · US
Hybrid aircraft propulsion power plants
US-11560233-B2 · Jan 24, 2023 · US
In flight restart system and method for free turbine engine
US-11530647-B2 · Dec 20, 2022 · US
Active control flow system and method of cooling and providing active flow control
US-11525388-B2 · Dec 13, 2022 · US
Hybrid aircraft propulsion power plants
US-11485503-B2 · Nov 1, 2022 · US
Compound engine assembly with bleed air
US-11313273-B2 · Apr 26, 2022 · US
Recent patents
Latest publications not already listed above.
Hybrid aircraft propulsion power plants
US-2022119119-A1 · Apr 21, 2022 · US
Aircraft heating assembly with liquid cooled internal combustion engine and heating element using waste heat
US-11214381-B2 · Jan 4, 2022 · US
In Flight Restart System and Method for Free Turbine Engine
US-2021381438-A1 · Dec 9, 2021 · US
Hybrid aircraft propulsion power plants
US-11186378-B2 · Nov 30, 2021 · US
In flight restart system and method for free turbine engine
US-11131245-B2 · Sep 28, 2021 · US
Variable geometry inlet system
US-2021262384-A1 · Aug 26, 2021 · US
Variable geometry inlet system
US-11066993-B2 · Jul 20, 2021 · US
Auxiliary power unit with variable speed ratio
US-10934930-B2 · Mar 2, 2021 · US
Engine assembly with combined engine and cooling exhaust
US-10927791-B2 · Feb 23, 2021 · US
Aircraft degraded operation ceiling increase using electric power boost
US-2020342772-A1 · Oct 29, 2020 · US
Control systems for hybrid electric powerplants
US-2020339268-A1 · Oct 29, 2020 · US
Auxiliary power unit with intercooler
US-2020318547-A1 · Oct 8, 2020 · US
Hybrid aircraft propulsion power plants
US-2020307817-A1 · Oct 1, 2020 · US
Hybrid aircraft propulsion power plants
US-2020307812-A1 · Oct 1, 2020 · US
Hybrid aircraft propulsion power plants
US-2020307818-A1 · Oct 1, 2020 · US
Auxiliary power unit with electrically driven compressor
US-10724429-B2 · Jul 28, 2020 · US
Apparatus and methods for powering an electrical device associated with an aircraft rotor
US-10717543-B2 · Jul 21, 2020 · US
Auxiliary power unit with intercooler
US-10710738-B2 · Jul 14, 2020 · US
Auxiliary power unit with excess air recovery
US-10696417-B2 · Jun 30, 2020 · US
Compound engine assembly with bleed air
US-2020200077-A1 · Jun 25, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Pratt & Whitney Canada | 80 |
| Hamilton Sundstrand Corp | 6 |
| Pratt & Whiiney Canada Corp | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.