Inventor

COGAN RICHARD M

US3 patents

Patents

3 patents

US3996019ADec 7, 1976

Fabrication method and fabricated article

GEN ELECTRIC45 citations91

US5285573AFeb 15, 1994

Method for manufacturing hollow airfoils (four-piece concept)

GEN ELECTRIC23 citations89

US4071183AJan 31, 1978

Fabrication method and fabricated article

GEN ELECTRIC6 citations68