Inventor · disambiguated record
David W. Coffey
Also filed as: COFFEY DAVID W
4 granted patents·29 citations·filing 1976–1996
74Inventor score
Files withNORTHROP GRUMMAN CORP4
Top patents by PatentIndex Score
4 records- 0144US6097481ABang-bang laser spot trackerNORTHROP GRUMMAN CORP·Filed 1976·Granted Aug 1, 2000·12 cites·17 claims
- 0238US5837054ACrystals for ultraviolet light filtersNORTHROP GRUMMAN CORP·Filed 1996·Granted Nov 17, 1998·6 cites·14 claims
- 0336US5742428ACrystals for ultraviolet light filtersNORTHROP GRUMMAN CORP·Filed 1996·Granted Apr 21, 1998·7 cites·4 claims
- 0435US5788765ACrystals for ultraviolet light filtersNORTHROP GRUMMAN CORP·Filed 1996·Granted Aug 4, 1998·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →