Inventor
Richard Fredrickson
Inventor
Roseau, MN, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B62Mprimary
B62MRider propulsion of wheeled vehicles or sledges25%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles17%
F02DControlling combustion engines17%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for8%
F02BInternal-combustion piston engines8%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof8%
Y02TClimate change mitigation technologies related to transportation8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
8,225,896'Snowmobile and an oil container therefor'20128,127,877'Air intake system for controlling sound emission'20127,775,313'Integral tunnel heat exchanger for a snowmobile'20107,040,437'Engine air intake system'20066,158,215'Varible exhaust resonance chamber valve system for two-cycle engines'20005,408,975'Priming control system for fuel injected engines'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995Patents assigned to POLARIS IND L P (1)· patent assignee history
1995–2012Based in Roseau, MN, US· patent location history
2000–2012Patents assigned to POLARIS INC (5)· patent assignee history
2012Patents assigned to EICHENBERGER JASON A (2)· patent assignee history
2012Patents assigned to FREDRICKSON RICHARD A (2)· patent assignee history
2012Patents assigned to OLSON JERRY A (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| POLARIS INC | 5 | 2000–2012 |
| EICHENBERGER JASON A | 2 | 2012 |
| FREDRICKSON RICHARD Aself | 2 | 2012 |
| OLSON JERRY A | 1 | 2012 |
| POLARIS IND L P | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Roseau, Minnesota, US | 6 | 1995–2012 |