DB

David M Beaven

Rolls-Royce Plc: 24 patents #30 of 2,886Top 2%
Overall (All Time): #167,433 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12359618 Gas turbine fuel return line Benjamin J Keeler, Craig W Bemment, Andrea Minelli, Paul W Ferra, Christopher P Madden +2 more 2025-07-15
12281614 Gas turbine temperature sensor Andrea Minelli, Benjamin J Keeler, Craig W Bemment, Kevin R McNally 2025-04-22
12241421 Method of operating a gas turbine engine Andrea Minelli, Craig W Bemment, Benjamin J Keeler, Kevin R McNally 2025-03-04
12241422 Aircraft operation Benjamin J Keeler, Craig W Bemment, Paul W Ferra, Kevin R McNally, Andrea Minelli +1 more 2025-03-04
12152496 Exhaust content Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2024-11-26
12152497 Contrail parameters Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2024-11-26
12152542 Transmittance parameters Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2024-11-26
12098679 Staged combustor Christopher P Madden, Craig W Bemment, Paul W Ferra, Barani P Gunasekaran, Benjamin J Keeler +2 more 2024-09-24
12078112 Determination of fuel characteristics Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2024-09-03
12060838 Determination of fuel characteristics Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2024-08-13
11859565 Aircraft operation Benjamin J Keeler, Craig W Bemment, Paul W Ferra, Kevin R McNally, Andrea Minelli +1 more 2024-01-02
11708796 Performance parameters Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2023-07-25
11708769 Exhaust content Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2023-07-25
11585278 Aviation fuel Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Christopher P Madden +1 more 2023-02-21
9970313 Unison ring assembly Kenneth John Mackie, Richard G Stretton 2018-05-15
9809299 Propeller blade retention Kenneth F. Udall, Mark Houle 2017-11-07
9499273 De-icing apparatus and a method of using the same 2016-11-22
9145776 Retention device for a rotating blade Kenneth John Mackie 2015-09-29
8453458 Gas turbine engine variable exhaust nozzle John R Whurr, Richard G Stretton, Nicholas Howarth 2013-06-04
7850417 Engine arrangement 2010-12-14
7296414 Aircraft engine mounting assembly Richard G Stretton, Peter Beardsley 2007-11-20
6098399 Ducted fan gas turbine engine Martyn Richards, John Allen, Kenneth F. Udall 2000-08-08
6073439 Ducted fan gas turbine engine Kenneth F. Udall 2000-06-13
6009701 Ducted fan gas turbine engine having a frangible connection Christopher Freeman, Peter G. G. Farrar, Martyn Richards, John Allen, Kenneth F. Udall 2000-01-04