Inventor · disambiguated record
Ellen A. Langford
Also filed as: LANGFORD ELLEN A
3 granted patents·38 citations·filing 1987–1989
64Inventor score
Top patents by PatentIndex Score
3 records- 0173US4973532ABattery separator with integral thermal fuseHOECHST CELANESE CORP·Filed 1989·Granted Nov 27, 1990·36 cites·44 claims
- 0235US4868324APurification of diphenyl phthalatesCELANESE ENG RESINS INC·Filed 1988·Granted Sep 19, 1989·2 cites·11 claims
- 0326US4766236APurification of diphenyl phthalatesHOECHST CELANESE CORP·Filed 1987·Granted Aug 23, 1988·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →