Inventor · disambiguated record
Richard A. Fredrickson
Also filed as: FREDRICKSON RICHARD · FREDRICKSON RICHARD A · FREDRICKSON RICHARD ALLEN
6 granted patents·1 pending application·183 citations·filing 1993–2022
86Inventor score
Top patents by PatentIndex Score
7 records- 0191US8225896B2Snowmobile and an oil container thereforEICHENBERGER JASON A·Filed 2011·Granted Jul 24, 2012·23 cites·20 claims
- 0289US8127877B2Air intake system for controlling sound emissionFREDRICKSON RICHARD A·Filed 2009·Granted Mar 6, 2012·24 cites·18 claims
- 0387US7040437B1Engine air intake systemPOLARIS INC·Filed 2004·Granted May 9, 2006·60 cites·31 claims
- 0480US7775313B1Integral tunnel heat exchanger for a snowmobilePOLARIS INC·Filed 2009·Granted Aug 17, 2010·16 cites·19 claims
- 0577US5408975APriming control system for fuel injected enginesPOLARIS IND L P·Filed 1993·Granted Apr 25, 1995·39 cites·14 claims
- 0662US2025065985A1Electric snowmobilePOLARIS INC·Filed 2022·Application pending·0 cites
- 0759US6158215AVarible exhaust resonance chamber valve system for two-cycle enginesPOLARIS INC·Filed 1998·Granted Dec 12, 2000·21 cites·25 claims
Join the waitlist — get patent alerts
Get an alert when Richard A. Fredrickson files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →