IS

Irwin D. Singer

RTX (Raytheon): 5 patents #2,369 of 15,912Top 15%
Overall (All Time): #1,000,695 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9476308 Gas turbine engine serpentine cooling passage with chevrons Travis Goeller, Erik R. Granstrand, Dominic J. Mongillo, Edward F. Pietraszkiewicz 2016-10-25
7871245 Method for forming turbine blade with angled internal ribs Edward F. Pietraszkiewicz, James P. Downs 2011-01-18
7862325 Apparatus for forming turbine blade with angled internal ribs Edward F. Pietraszkiewicz, James P. Downs 2011-01-04
7569172 Method for forming turbine blade with angled internal ribs Edward F. Pietraszkiewicz, James P. Downs 2009-08-04
5827043 Coolable airfoil Takao Fukuda, Francis R. Price, Conan Cook, Richard Hoff 1998-10-27