Wear-resistant and collision-resistant polycrystalline diamond compact (PDC) drill bit with rostriform teeth and plurality of blades
US-12196042-B1 · Jan 14, 2025 · US
This page is not indexed by search engines while we improve data quality.
Lin Tiejun patents
Lin Tiejun is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lin Tiejun |
| Total patents | 4 |
| First publication | Aug 25, 2016 |
| Latest publication | Jan 14, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Novel Wear-Resistant and Collision-Resistant Polycrystalline Diamond Compact (PDC) Drill Bit With Rostriform Teeth and Plurality of Blades
US-2025003294-A1 · Jan 2, 2025 · US
Remote-controlled adjustable-speed screw drill for gas-drive hydraulic-motive during gas drilling
US-9850716-B2 · Dec 26, 2017 · US
Remote-controlled adjustable-speed screw drill for gas-drive hydraulic-motive during gas drilling
US-2016245063-A1 · Aug 25, 2016 · 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 Southwest Petroleum | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B10/42 | 2 |
| E21B10/55 | 2 |
| E21B10/43 | 2 |
| E21B10/5671 | 2 |
| E21B10/54 | 2 |