Drilling tool storage device and method of changing a drilling tool
US-9644436-B2 · May 9, 2017 · US
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O'Brien Jason P patents
O'Brien Jason P is listed as an inventor on 1 patent in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | O'Brien Jason P |
| Total patents | 1 |
| First publication | May 9, 2017 |
| Latest publication | May 9, 2017 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Caterpillar Global Mining Equipment Llc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B19/00 | 1 |
| E21B19/20 | 1 |
| E21B15/003 | 1 |
| E21B19/15 | 1 |
| E21B17/00 | 1 |