Inventor · disambiguated record
Philip Rolla
Also filed as: ROLLA PHILIP · ROLLA PHILIP M
8 granted patents·3 pending applications·29 citations·filing 1994–2016
82Inventor score
Top patents by PatentIndex Score
11 records- 0175US8696318B2Stepped surface propellerROLLA PHILIP·Filed 2010·Granted Apr 15, 2014·3 cites·17 claims
- 0269US9242710B2Trimmable rudderROLLA PHILIP·Filed 2012·Granted Jan 26, 2016·3 cites·21 claims
- 0362US5439403AMarine tractor surface drive systemFiled 1994·Granted Aug 8, 1995·15 cites·16 claims
- 0461US8187046B2Marine power splitting gearboxROLLA PHILIP·Filed 2009·Granted May 29, 2012·4 cites·20 claims
- 0558US8668533B2Waterjet propulsion system and method for a marine vehicleROLLA PHILIP·Filed 2011·Granted Mar 11, 2014·2 cites·16 claims
- 0656US8795008B2Two-into-two or one hybrid power device for a marine vehicleROLLA PHILIP·Filed 2011·Granted Aug 5, 2014·2 cites·18 claims
- 0749US2014227099A1Stepped Surface PropellerTWIN DISC INC·Filed 2014·Application pending·0 cites
- 0846US9889918B2Trimmable rudderTWIN DISC INC·Filed 2016·Granted Feb 13, 2018·0 cites·9 claims
- 0940US2015266554A1Tractor Mode Marine PropulsionTWIN DISC INC·Filed 2014·Application pending·0 cites
- 1035US9096299B2Rooster tail suppression apparatusTWIN DISC INC·Filed 2014·Granted Aug 4, 2015·0 cites·17 claims
- 1134US2011263165A1Electric Marine Surface DriveTWIN DISC INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →