Inventor · disambiguated record
John F. Olson
Also filed as: OLSON JOHN F · OLSON JOHN FREDERICK
4 granted patents·1 pending application·115 citations·filing 1981–2008
79Inventor score
Top patents by PatentIndex Score
5 records- 0185USD419249SAerodynamic rear facing light bar for emergency vehiclesWHELEN ENG·Filed 1998·Granted Jan 18, 2000·32 cites·1 claims
- 0280US6376996B1Warning light synchronizationWHELEN ENG·Filed 2000·Granted Apr 23, 2002·29 cites·14 claims
- 0380US5988839ARear facing light barWHELEN ENG·Filed 1998·Granted Nov 23, 1999·49 cites·22 claims
- 0446USD273470SHousing for a control for an electronic sirenWHELEN ENG CO INC·Filed 1981·Granted Apr 17, 1984·5 cites·1 claims
- 0545US2008174110A1Elastomer lined, abrasion resistant pipe and method for manufactureOLSON JOHN FREDERICK·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →