Research Foundation of the City University of New York
Research Manufacturing Consultation Corporation
Research-Cotrella Companies, Inc.
Research-Cottrell, Incorporated
Rhee David Y.
Rhodes C. Duncan
Ribaldo Carlo
Rich Joseph W.
Richard John J.
Richards John R.
Richey W. Frank
Ricker Charles W.
Rie John E.
Riera Michel
Rito Naotake
Ritter Joseph J.
Roberts Roger C.
Robertson Arthur B.
Robertson F. A.
Robertson Lawrence C.