RW

Roger J. Withrington

HA Hughes Aircraft: 2 patents #748 of 2,963Top 30%
RTX (Raytheon): 1 patents #8,248 of 15,912Top 55%
📍 Los Angeles, CA: #3,695 of 12,377 inventorsTop 30%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,606,204 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6792028 Method and laser beam directing system with rotatable diffraction gratings Lacy G. Cook 2004-09-14
4828356 Method for fabrication of low efficiency diffraction gratings and product obtained thereby Lowell M. Hobrock, Hugh L. Garvin, Clarke T. Wellman 1989-05-09
4218111 Holographic head-up displays Lacy G. Cook, Helene H. Jones 1980-08-19