Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CM

Christopher P Madden

Rolls-Royce Plc: 43 patents #10 of 2,886Top 1%
Derby, GB: #6 of 964 inventorsTop 1%
Overall (All Time): #68,910 of 4,157,543Top 2%
43 Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
12044177 Gas turbine engine and method of operating gas turbine engine Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Andrea Minelli, Andrew T Smith +2 more 2024-07-23
12018841 Gas turbine operating conditions Craig W Bemment, Andrew T Smith, Peter Swann 2024-06-25
11994072 Fuel management system Craig W Bemment, Benjamin J Keeler, Andrea Minelli, Peter Swann, Martin K Yates 2024-05-28
11988144 Fuel viscosity Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Andrea Minelli, Andrew T Smith +2 more 2024-05-21
11821373 Staged combustion Peter Swann 2023-11-21
11815031 Fuelling schedule Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler 2023-11-14
11788477 Loading parameters Peter Swann, Craig W Bemment 2023-10-17
11780597 Aircraft propulsion Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler 2023-10-10
11732659 Controlling soot Peter Swann 2023-08-22
11708769 Exhaust content Peter Swann, David M Beaven, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler +1 more 2023-07-25
11708796 Performance parameters Peter Swann, David M Beaven, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler +1 more 2023-07-25
11643978 Method of controlling aircraft vapour trails and propulsion system providing for control of aircraft vapour trails Peter Swann 2023-05-09
11591973 Gas turbine operation Peter Swann, Craig W Bemment 2023-02-28
11585278 Aviation fuel Peter Swann, David M Beaven, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler +1 more 2023-02-21
11585282 Fuel characteristics Peter Swann, Craig W Bemment, Alastair G Hobday, Benjamin J Keeler 2023-02-21
11530652 Water injection Peter Swann 2022-12-20
11530651 Staged combustion Peter Swann 2022-12-20
5398509 Gas turbine engine combustor Richard P. North, Christopher Parkin 1995-03-21