Inventor · disambiguated record
Roger L. Hummel
Also filed as: HUMMEL ROGER L
3 granted patents·19 citations·filing 1984–1987
66Inventor score
Top patents by PatentIndex Score
3 records- 0134US4594515ASwitching circuitUNIVERSAL METAL IND·Filed 1984·Granted Jun 10, 1986·6 cites·16 claims
- 0232US4580403ASolid state thermostatic control system for evaporative coolersHUMMEL ROGER L·Filed 1985·Granted Apr 8, 1986·10 cites·18 claims
- 0323US4722876ALiquid activated batteryHUMMEL ROGER L·Filed 1987·Granted Feb 2, 1988·3 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →