Inventor · disambiguated record
Ephraim Greenfield
Also filed as: GREENFIELD EPHRAIM
4 granted patents·64 citations·filing 1990–2011
76Inventor score
Top patents by PatentIndex Score
4 records- 0167US5376783APower meter with background subtractionOPHIR OPTRONICS LTD·Filed 1994·Granted Dec 27, 1994·38 cites·33 claims
- 0251US7154077B2Device and method for measurement of incident power and energyOPHIR OPTRONICS LTD·Filed 2004·Granted Dec 26, 2006·7 cites·18 claims
- 0346US9494471B2Fast response thermopile power sensorGREENFIELD EPHRAIM·Filed 2011·Granted Nov 15, 2016·1 cites·15 claims
- 0446US5114228AApparatus for measuring the energy of rapidly pulsing radiationOPHIR ARYT OPTRONICS LTD·Filed 1990·Granted May 19, 1992·18 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →