RM

Ronald A. Marmol

RTX (Raytheon): 4 patents #2,949 of 15,912Top 20%
Overall (All Time): #1,287,209 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5839268 Active hydraulic rotor damping Robert J. Morris, Paul E. McClure, Margaret A. Owen, Wesley B. Owen, Carl F. Weiss 1998-11-24
4981415 Support for oil film dampers Walter E. Wojcicki 1991-01-01
4952076 Fluid damper for thrust bearing Walter H. Wiley, Charles D. Aaron, Jr., Russell L. Carlson, Charles L. Davis 1990-08-28
4213661 Bearing support structure combining fluid damping and spring damping apparatus 1980-07-22