Coiled tubing flexible drill rod ultra-short radius radial drilling string, system and method
US-12577836-B2 · Mar 17, 2026 · US
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Li Gensheng patents
Li Gensheng is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li Gensheng |
| Total patents | 8 |
| First publication | Aug 25, 2015 |
| Latest publication | Mar 17, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Coiled tubing flexible drill rod ultra-short radius radial drilling string, system and method
US-2024254837-A1 · Aug 1, 2024 · US
Energy-gathered bundle type nesting plugging and wall reinforcing device and application thereof in karst cave plugging
US-10822913-B2 · Nov 3, 2020 · US
Hydrothermal geothermal development method of multilateral well closed circulation
US-10401056-B2 · Sep 3, 2019 · US
Auxiliary feeding device for flexible pipe of radial horizontal well
US-2019264544-A1 · Aug 29, 2019 · US
Energy-gathered bundle type nesting plugging and wall reinforcing device and application thereof in karst cave plugging
US-2019153809-A1 · May 23, 2019 · US
Hydrothermal geothermal development method of multilateral well closed circulation
US-2018283735-A1 · Oct 4, 2018 · US
Impulse-type underground supercharged jet drilling method and device
US-9115541-B2 · Aug 25, 2015 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ China Petroleum Beijing | 7 |
| China Univ Of Petroleum—Beijing | 1 |
| College Of Petroleum Engineering China University Of Petroleum—Beijing Cupb | 1 |
| Univ China Petroleum | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B7/046 | 3 |
| E21B7/061 | 3 |
| E21B41/0035 | 3 |
| E21B37/02 | 2 |
| E21B29/06 | 2 |