Inventor · disambiguated record
Elmer H. Sumka
Also filed as: SUMKA ELMER H
4 granted patents·66 citations·filing 1979–1986
78Inventor score
Files withWESTINGHOUSE ELECTRIC CORP4
Top patents by PatentIndex Score
4 records- 0173US4491199AElevator systemWESTINGHOUSE ELECTRIC CORP·Filed 1983·Granted Jan 1, 1985·26 cites·19 claims
- 0258US4678062AElevator carWESTINGHOUSE ELECTRIC CORP·Filed 1986·Granted Jul 7, 1987·18 cites·9 claims
- 0350US4276500ABraking systemWESTINGHOUSE ELECTRIC CORP·Filed 1979·Granted Jun 30, 1981·12 cites·6 claims
- 0444US4499973ATransportation systemWESTINGHOUSE ELECTRIC CORP·Filed 1983·Granted Feb 19, 1985·10 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →