Inventor · disambiguated record
Semor D. Tofte
Also filed as: TOFTE SEMOR D · TOFTE SEMOR DAVID
6 granted patents·1 pending application·153 citations·filing 1988–2016
84Inventor score
Top patents by PatentIndex Score
7 records- 0174US5323721APlanter monitor systemMICRO TRAK SYSTEMS INC·Filed 1992·Granted Jun 28, 1994·69 cites·8 claims
- 0273US9604351B1Oil filter removal and drain system and methodTOFTE SEMOR DAVID·Filed 2016·Granted Mar 28, 2017·3 cites·18 claims
- 0372US4998058AApparatus including transmitter, receiver and display housings for locating corresponding points on opposite sides of a structureMICRO TRAK SYSTEMS INC·Filed 1989·Granted Mar 5, 1991·39 cites·24 claims
- 0462US5915668AFail safe valve actuatorMICRO TRAK SYSTEMS INC·Filed 1998·Granted Jun 29, 1999·24 cites·16 claims
- 0549US2010101102A1Container piercing deviceCADIT A MINNESOTA LTD LIABILIT·Filed 2009·Application pending·0 cites
- 0643US4942765AUltrasonic velocity sensorMICRO TRAK SYSTEMS INC·Filed 1988·Granted Jul 24, 1990·11 cites·6 claims
- 0738US4942558AUltrasonic velocity sensorMICRO TRAK SYSTEMS INC·Filed 1988·Granted Jul 17, 1990·7 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →