Camshaft phaser having central bolt
US-9938863-B2 · Apr 10, 2018 · US
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Ou Cheng patents
Ou Cheng is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ou Cheng |
| Total patents | 2 |
| First publication | Jul 14, 2016 |
| Latest publication | Apr 10, 2018 |
Notable patents
Publications ranked by popularity score, then publication date.
Camshaft regulator having a central bolt
US-2016201525-A1 · Jul 14, 2016 · 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 |
|---|---|
| Schaeffler Technologies Ag | 2 |
| He Yanhua | 1 |
| Ou Chen | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F01L1/3442 | 2 |
| F01L2001/34483 | 2 |
| F01L1/047 | 2 |
| F01L2001/3445 | 2 |
| F01L2001/34456 | 2 |