Charlie Rosen


Charles D. Rosen was an American metallurgical engineer and friction stir welding expert.

Life and career

Charlie Rosen graduated as an metallurgical engineer at Rensselaer Polytechnic Institute in Troy, New York and obtained an MBA from the University of Southern California. He was the Project Manager in charge of failure testing and analysis for the Space Shuttle Program at Rockwell International. There he specialised in the use of electron microscopy for failure analysis. He became “Engineer of the Year” in 1995 for the Space Systems Division of Rockwell International. He filed and was granted five U.S. Patents for friction stir welding processes. During his retirement he was a volunteer of the Huntington Beach Police Department's RSVP program.
Charlie was married to Suzanne, née Benun, with daughter Gail Benun and two sons Jeffrey and Alan Rosen.

Patents