Inventor · disambiguated record
John J. Litjens
Also filed as: LITJENS JOHN J
8 granted patents·1 pending application·161 citations·filing 1982–2013
88Inventor score
Top patents by PatentIndex Score
9 records- 0187US9051041B2Marine propulsion systems having exhaust gas relief outletLITJENS JOHN J·Filed 2012·Granted Jun 9, 2015·15 cites·8 claims
- 0286US4842559APosition control system for a marine propulsion deviceBRUNSWICK CORP·Filed 1988·Granted Jun 27, 1989·28 cites·14 claims
- 0385US4781632AAnti-ventilation plateBRUNSWICK CORP·Filed 1987·Granted Nov 1, 1988·28 cites·11 claims
- 0476US8998663B1Methods of making and operating outboard motorsBRUNSWICK CORP·Filed 2013·Granted Apr 7, 2015·6 cites·20 claims
- 0576US4773215AExhaust control assembly for marine stern driveBRUNSWICK CORP·Filed 1986·Granted Sep 27, 1988·45 cites·10 claims
- 0669US4836151ATwo cycle engine with turbulence generator at reed valvesBRUNSWICK CORP·Filed 1988·Granted Jun 6, 1989·21 cites·8 claims
- 0761US4836811ATransom extension mounting assembly for outboard motorsBRUNSWICK CORP·Filed 1987·Granted Jun 6, 1989·13 cites·2 claims
- 0843US2013280970A1Marine propulsion systems, intake air systems for marine propulsion systems, and marine propulsion systems having exhaust gas relief outletBRUNSWICK CORP·Filed 2013·Application pending·0 cites
- 0935US4487587ASkeg mounted vane steering system for marine drivesBRUNSWICK CORP·Filed 1982·Granted Dec 11, 1984·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →