Active spring unit
US-2025162371-A1 · May 22, 2025 · US
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Graaf Roger patents
Graaf Roger is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Graaf Roger |
| Total patents | 2 |
| First publication | Oct 3, 2017 |
| Latest publication | May 22, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Powertrain for electric vehicles
US-9776527-B2 · Oct 3, 2017 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Ford Global Tech Llc | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B60G11/183 | 1 |
| B60G11/18 | 1 |
| B60G17/025 | 1 |
| B60G2204/419 | 1 |
| B60G2202/42 | 1 |