RH

Raymond M. Hemphill

CT Carpenter Technology: 5 patents #2 of 79Top 3%
CH Crs Holdings: 2 patents #14 of 77Top 20%
Overall (All Time): #666,905 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5866066 Age hardenable alloy with a unique combination of very high strength and good toughness David E. Wert, Paul M. Novotny, Michael L. Schmidt 1999-02-02
5370750 Corrosion resistant, martensitic steel alloy Paul M. Novotny, Thomas J. McCaffrey 1994-12-06
5268044 High strength, high fracture toughness alloy David E. Wert, Paul M. Novotny, Michael L. Schmidt 1993-12-07
5087415 High strength, high fracture toughness structural alloy David E. Wert 1992-02-11
5002729 Case hardenable corrosion resistant steel alloy and article made therefrom David E. Wert 1991-03-26
4886640 Hot work tool steel with good temper resistance Harrison A. Garner, Jr., John F. McGraw, Michael L. Schmidt, Bruce A. Smith, David E. Wert 1989-12-12
4853181 Hot work tool steel David E. Wert 1989-08-01
4832909 Low cobalt-containing maraging steel with improved toughness Michael L. Schmidt 1989-05-23