Hybrid drill bits having increased drilling efficiency
US-10190366-B2 · Jan 29, 2019 · US
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Howard Johnathan patents
Howard Johnathan is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Howard Johnathan |
| Total patents | 6 |
| First publication | May 31, 2016 |
| Latest publication | Jan 29, 2019 |
Notable patents
Publications ranked by popularity score, then publication date.
Hybrid drill bits
US-10072462-B2 · Sep 11, 2018 · US
Hybrid roller cone and junk mill bit
US-2017234092-A1 · Aug 17, 2017 · US
Hybrid Drill Bits Having Increased Drilling Efficiency
US-2016251902-A1 · Sep 1, 2016 · US
Hybrid drill bits
US-2016230467-A1 · Aug 11, 2016 · US
Hybrid drill bits having increased drilling efficiency
US-9353575-B2 · May 31, 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 |
|---|---|
| Baker Hughes Inc | 5 |
| Varel Int Ind Lp | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.