Inventor · disambiguated record
Douglas G. Bickelhaupt
Also filed as: BICKELHAUPT DOUGLAS G
3 granted patents·1 pending application·23 citations·filing 2013–2016
64Inventor score
Technology areasB63H
Top patents by PatentIndex Score
4 records- 0186US9809289B2Hull mounted, steerable marine drive with trim actuationBLUE SKY MARINE LLC·Filed 2016·Granted Nov 7, 2017·16 cites·49 claims
- 0277US9266593B2Hull mounted, steerable marine drive with trim actuationBLUE SKY MARINE LLC·Filed 2014·Granted Feb 23, 2016·7 cites·10 claims
- 0342US9701381B2Breakaway skeg for a marine propulsion unitCATERPILLAR INC·Filed 2013·Granted Jul 11, 2017·0 cites·6 claims
- 0439US2015158570A1Replaceable nose section for a marine propulsion unitCATERPILLAR INC·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →