Inventor · disambiguated record
Rolf Johannessen
Also filed as: JOHANNESSEN ROLF
3 granted patents·21 citations·filing 1980–2012
65Inventor score
Top patents by PatentIndex Score
3 records- 0180US8659212B2Ultrasound transducer and method for manufacturing an ultrasound transducerEGGEN TRYM·Filed 2012·Granted Feb 25, 2014·15 cites·15 claims
- 0229USD377680SToilet ventilatorKIMBER WARREN D·Filed 1995·Granted Jan 28, 1997·5 cites·1 claims
- 0321US4385299AApparatus for transmitting bearing informationINT STANDARD ELECTRIC CORP·Filed 1980·Granted May 24, 1983·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →