Railway truck assembly having I-beam components
US-11225272-B2 · Jan 18, 2022 · US
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Tonnies Joshua E patents
Tonnies Joshua E is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Tonnies Joshua E |
| Total patents | 2 |
| First publication | Jan 16, 2020 |
| Latest publication | Jan 18, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Railway truck assembly having i-beam components
US-2020017127-A1 · Jan 16, 2020 · US
Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Amsted Rail Co Inc | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B61F3/02 | 2 |
| E04C3/06 | 2 |
| B61F5/52 | 2 |
| E04C2003/0456 | 2 |
| E04C2003/0452 | 2 |