Matthews; Ralph W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Matthews; Ralph W..The latest application filed is for "internal cooling system with insert forming nearwall cooling channels in midchord cooling cavities of a gas turbine airfoil".

Company Profile

0.6.5

Matthews; Ralph W. - Oviedo FL
Matthews; Ralph W. - Georges Hall AU
Matthews; Ralph W. - New Berlin WI

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Internal cooling system with insert forming nearwall cooling channels in midchord cooling cavities of a gas turbine airfoil Grant 9,840,930 - Lee , et al. December 12, 2	2017-12-12
Internal Cooling System With Insert Forming Nearwall Cooling Channels In Midchord Cooling Cavities Of A Gas Turbine Airfoil App 20170268358 - Lee; Ching-Pang ; et al.	2017-09-21
Turbine Airfoil Cooling System With Leading Edge Impingement Cooling System And Nearwall Impingement System App 20170089207 - Marsh; Jan H. ; et al.	2017-03-30
Turbine Airfoil Cooling System With Platform Cooling Channels App 20170081960 - Lee; Ching-Pang ; et al.	2017-03-23
Cooling system including wavy cooling chamber in a trailing edge portion of an airfoil assembly Grant 8,985,949 - Lee , et al. March 24, 2	2015-03-24
Cooling System Including Wavy Cooling Chamber In A Trailing Edge Portion Of An Airfoil Assembly App 20140321980 - Lee; Ching-Pang ; et al.	2014-10-30
Method and system for determining organic matter in an aqueous solution Grant 5,244,811 - Matthews September 14, 1	1993-09-14
Hydraulic Valve Grant 3,780,762 - Matthews , et al. December 25, 1	1973-12-25
Null And Gain Adjustment Mechanism And Procedure For Hydrostatic Control Systems Grant 3,772,964 - Erickson , et al. November 20, 1	1973-11-20

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