Inventor · disambiguated record
Duncan J. Crawford
Also filed as: CRAWFORD DUNCAN J
4 granted patents·84 citations·filing 1975–1994
77Inventor score
Top patents by PatentIndex Score
4 records- 0181US4082497AHigh capacity quiet burner for hot air heating systemEX CELL O CORP·Filed 1976·Granted Apr 4, 1978·41 cites·18 claims
- 0277US3956975APackaging method and apparatusEX CELL O CORP·Filed 1975·Granted May 18, 1976·34 cites·14 claims
- 0335US4085885ALiquid proof flat top container with thumb notch release meansEX CELL O CORP·Filed 1976·Granted Apr 25, 1978·7 cites·23 claims
- 0430US5451691ASynthesis of cosmetic ingredientsARDEN ELIZABETH CO·Filed 1994·Granted Sep 19, 1995·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →