Device for measuring frictional force and film thickness of lubricating oil film in different surface velocity directions
US-11768149-B2 · Sep 26, 2023 · US
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Lu Hewei patents
Lu Hewei is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lu Hewei |
| Total patents | 2 |
| First publication | Feb 17, 2022 |
| Latest publication | Sep 26, 2023 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Qingdao Technology | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01N19/02 | 2 |
| G01B5/066 | 2 |
| G01N33/30 | 2 |
| G01M13/04 | 2 |
| G01M13/021 | 2 |