Inventor
David I. Fretwell
Inventor
Rotherham, GB
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B60Gprimary
B60GVehicle suspension arrangements57%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material14%
F16FSprings14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
6,869,091'Method for enhancing the physical characteristics of a suspension component'20056,446,484'Method to vary bend radius while forming a stabilizer bar'20026,384,388'Method of enhancing the bending process of a stabilizer bar'20026,318,710'Stabilizer bars with variable cross-sectional properties'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2005Patents assigned to MERITOR SUSPENSION SYSTEMS CO (4)· patent assignee history
2001–2002Based in Whiston, GB· patent location history
2002–2005Based in Rotherham, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MERITOR SUSPENSION SYSTEMS CO | 4 | 2001–2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rotherham, GB | 2 | 2002–2005 |
| Whiston, GB | 2 | 2001–2002 |