BS

Brian R. Schaefer

RTX (Raytheon): 6 patents #1,992 of 15,912Top 15%
Overall (All Time): #820,259 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11536310 Locking push-pull fastener assembly Robert D. Schaefer, Andrew L. Bullard, Michael C. Barr 2022-12-27
11156390 Cryocooler with concentric moving mechanisms Theodore J. Conrad, Ryan Yates 2021-10-26
10520227 Pulse tube cryocooler with axially-aligned components Ryan Yates, Theodore J. Conrad 2019-12-31
10234075 Non-rotating flexure bearings with enhanced dynamic stability for cryocoolers and other devices Theodore J. Conrad, Robert D. Schaefer, Andrew L. Bullard, Ryan Yates 2019-03-19
9488389 Cryocooler regenerator containing one or more carbon-based anisotropic thermal layers Theodore J. Conrad, Michael J. Ellis, Lowell A. Bellis, James R. Chow, Troy T. Matsuoka 2016-11-08
9285073 Non-rotating flexure bearings for cryocoolers and other devices Michael J. Ellis, Lowell A. Bellis, Robert D. Schaefer, Marco K. Kwan 2016-03-15