Piston with cooling gallery and closed collar chamber
US-9657683-B2 · May 23, 2017 · US
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Edel Helmut patents
Edel Helmut is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Edel Helmut |
| Total patents | 2 |
| First publication | Oct 20, 2015 |
| Latest publication | May 23, 2017 |
Notable patents
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Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Mahle Int Gmbh | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F02F3/003 | 2 |
| F02F3/22 | 2 |
| B23K20/12 | 1 |
| B23K31/003 | 1 |
| B23K2103/04 | 1 |