Drilling machine and method
US-9945180-B2 · Apr 17, 2018 · US
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Bartels Chad A patents
Bartels Chad A is listed as an inventor on 1 patent in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Bartels Chad A |
| Total patents | 1 |
| First publication | Apr 17, 2018 |
| Latest publication | Apr 17, 2018 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Vermeer Mfg Co | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B19/086 | 1 |
| E21B19/166 | 1 |
| E21B7/00 | 1 |
| E21B15/006 | 1 |
| E21B19/15 | 1 |