PR

Philip Rolla

TD Twin Disc: 7 patents #1 of 44Top 3%
📍 Bruzella, CH: #1 of 1 inventorsTop 100%
Overall (All Time): #638,838 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9889918 Trimmable rudder 2018-02-13
9242710 Trimmable rudder 2016-01-26
9096299 Rooster tail suppression apparatus Marzio Porro 2015-08-04
8795008 Two-into-two or one hybrid power device for a marine vehicle 2014-08-05
8696318 Stepped surface propeller 2014-04-15
8668533 Waterjet propulsion system and method for a marine vehicle 2014-03-11
8187046 Marine power splitting gearbox Mark B. Wilson 2012-05-29
5439403 Marine tractor surface drive system 1995-08-08