Inventor · disambiguated record
Roger J. Withrington
Also filed as: COOK LACY G · WITHRINGTON ROGER J
4 granted patents·705 citations·filing 1975–2002
84Inventor score
Top patents by PatentIndex Score
4 records- 0196US4218111AHolographic head-up displaysHUGHES AIRCRAFT CO·Filed 1978·Granted Aug 19, 1980·209 cites·1 claims
- 0295US3940204AOptical display systems utilizing holographic lensesHUGHES AIRCRAFT CO·Filed 1975·Granted Feb 24, 1976·390 cites·25 claims
- 0393US6792028B2Method and laser beam directing system with rotatable diffraction gratingsRAYTHEON CO·Filed 2002·Granted Sep 14, 2004·81 cites·29 claims
- 0464US4828356AMethod for fabrication of low efficiency diffraction gratings and product obtained therebyHUGHES AIRCRAFT CO·Filed 1987·Granted May 9, 1989·25 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →