Inventor · disambiguated record
David A. Grafton
Also filed as: GRAFTON DAVID · GRAFTON DAVID A · HUNTER ROBERT K JR
9 granted patents·202 citations·filing 1973–1999
90Inventor score
Top patents by PatentIndex Score
9 records- 0187US4174174AComposing reducing cameraXEROX CORP·Filed 1977·Granted Nov 13, 1979·24 cites·4 claims
- 0284US3946150AOptical scannerXEROX CORP·Filed 1973·Granted Mar 23, 1976·46 cites·11 claims
- 0379US4070089ATwo dimensional laser scanner with movable cylinder lensXEROX CORP·Filed 1976·Granted Jan 24, 1978·26 cites·8 claims
- 0471US4397521ADouble pass optical system for raster scannersXEROX CORP·Filed 1980·Granted Aug 9, 1983·21 cites·5 claims
- 0564US6181482B1Variable ratio anamorphic lensNEWS AMERICA INC·Filed 1999·Granted Jan 30, 2001·29 cites·20 claims
- 0662US5512949AMultiple beam raster output scanner optical system having telecentric chief exit raysXEROX CORP·Filed 1993·Granted Apr 30, 1996·24 cites·30 claims
- 0759US4006299AFlat field scanning systemXEROX CORP·Filed 1974·Granted Feb 1, 1977·9 cites·14 claims
- 0858US4230394AMirror facet tracker using spherical mirrorsXEROX CORP·Filed 1979·Granted Oct 28, 1980·15 cites·4 claims
- 0938US4422181ABi-directional fibre-optic couplerUS ARMY·Filed 1980·Granted Dec 20, 1983·8 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →