Failsafe system and method for reducing load in a hydraulic cylinder
US-9945401-B2 · Apr 17, 2018 · US
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Harvey Wayne patents
Harvey Wayne is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Harvey Wayne |
| Total patents | 4 |
| First publication | Jun 9, 2016 |
| Latest publication | Apr 17, 2018 |
Notable patents
Publications ranked by popularity score, then publication date.
Failsafe system and method for reducing load in a hydraulic cylinder
US-2017138377-A1 · May 18, 2017 · US
Variable ram packer with strain reduction features
US-9580988-B2 · Feb 28, 2017 · US
Variable Ram Packer with Strain Reduction Features
US-2016160599-A1 · Jun 9, 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 |
|---|---|
| Hydril Usa Distrib Llc | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B33/062 | 2 |
| E21B34/06 | 2 |
| E21B33/061 | 2 |
| F15B2211/8752 | 2 |
| F15B15/226 | 2 |