Proppants and methods of making the same
US-9975813-B2 · May 22, 2018 · US
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Koep Erik patents
Koep Erik is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Koep Erik |
| Total patents | 3 |
| First publication | Dec 29, 2016 |
| Latest publication | May 22, 2018 |
Notable patents
Publications ranked by popularity score, then publication date.
Methods To Make Ceramic Proppants
US-2017275525-A1 · Sep 28, 2017 · US
Proppants and Methods of Making the Same
US-2016376199-A1 · Dec 29, 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 |
|---|---|
| Halliburton Energy Services Inc | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C04B2235/528 | 3 |
| C04B2235/422 | 2 |
| C04B2235/6028 | 2 |
| C04B35/52 | 2 |
| C09K8/80 | 2 |