Method and system for multistage pulse hydraulic fracturing in directional long drilling of coal and rock seams in underground mines
US-12392230-B1 · Aug 19, 2025 · US
This page is not indexed by search engines while we improve data quality.
Li Haoze patents
Li Haoze is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li Haoze |
| Total patents | 3 |
| First publication | Jul 2, 2020 |
| Latest publication | Aug 19, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
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 Mining | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.