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Prahlad R.D. Heggere
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Carmel, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Turbine engine fleet wash management system
Patent number
11,208,917
Issue date
Dec 28, 2021
Rolls-Royce Corporation
George F. Griffiths
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Aircraft engine cleaning system
Patent number
10,981,674
Issue date
Apr 20, 2021
Rolls-Royce Corporation
George F. Griffiths
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Wands for gas turbine engine cleaning
Patent number
10,773,283
Issue date
Sep 15, 2020
Rolls-Royce Corporation
George F. Griffiths
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Turbine engine fleet wash management system
Patent number
10,392,964
Issue date
Aug 27, 2019
Rolls-Royce Corporation
George F. Griffiths
B08 - CLEANING
Information
Patent Grant
Aircraft engine cleaning system
Patent number
10,364,048
Issue date
Jul 30, 2019
Rolls-Royce Corporation
George F. Griffiths
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Cleaning system for a turbofan gas turbine engine
Patent number
9,874,108
Issue date
Jan 23, 2018
Rolls-Royce Corporation
George F. Griffiths
B08 - CLEANING
Information
Patent Grant
Turbine engine fleet wash management system
Patent number
9,835,048
Issue date
Dec 5, 2017
Rolls-Royce Corporation
George F. Griffiths
B08 - CLEANING
Information
Patent Grant
Wands for gas turbine engine cleaning
Patent number
9,821,349
Issue date
Nov 21, 2017
Rolls-Royce Corporation
George F. Griffiths
B08 - CLEANING
Information
Patent Grant
Aircraft engine cleaning system
Patent number
9,657,590
Issue date
May 23, 2017
Rolls-Royce Corporation
George F. Griffiths
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Patents Applications
last 30 patents
Information
Patent Application
TURBINE ENGINE FLEET WASH MANAGEMENT SYSTEM
Publication number
20190330998
Publication date
Oct 31, 2019
Rolls-Royce Corporation
George F. Griffiths
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
AIRCRAFT ENGINE CLEANING SYSTEM
Publication number
20190291896
Publication date
Sep 26, 2019
Rolls-Royce Corporation
George F. Griffiths
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
TURBINE ENGINE FLEET WASH MANAGEMENT SYSTEM
Publication number
20180051589
Publication date
Feb 22, 2018
Rolls-Royce Corporation
George F. Griffiths
B08 - CLEANING
Information
Patent Application
WANDS FOR GAS TURBINE ENGINE CLEANING
Publication number
20180043400
Publication date
Feb 15, 2018
Rolls-Royce Corporation
George F. Griffiths
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
AIRCRAFT ENGINE CLEANING SYSTEM
Publication number
20170210491
Publication date
Jul 27, 2017
Rolls-Royce Corporation
George F. Griffiths
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
TURBINE ENGINE FLEET WASH MANAGEMENT SYSTEM
Publication number
20160160679
Publication date
Jun 9, 2016
Rolls-Royce Corporation
George F. Griffiths
B08 - CLEANING
Information
Patent Application
WANDS FOR GAS TURBINE ENGINE CLEANING
Publication number
20160067750
Publication date
Mar 10, 2016
Rolls-Royce Corporation
George F. Griffiths
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
AIRCRAFT ENGINE CLEANING SYSTEM
Publication number
20160032761
Publication date
Feb 4, 2016
Rolls-Royce Corporation
George F. Griffiths
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CLEANING SYSTEM FOR A TURBOFAN GAS TURBINE ENGINE
Publication number
20160010497
Publication date
Jan 14, 2016
Rolls-Royce Corporation
George F. Griffiths
B08 - CLEANING