| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 5 | |
| #2 | China | 4 | |
| #3 | Hong Kong | 4 | |
| #4 | Chile | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | United States | 2 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Davis Burl Edward | 20 |
| #2 | Mark Marion Russell | 11 |
| #3 | Mallett Clifford William | 11 |
| #4 | O' Leary Kieran Maurice | 4 |
| #5 | O'Leary Kieran Maurice | 3 |
| #6 | O Leary Kieran Maurice | 2 |
| #7 | Kieran Maurice O'Leary | 1 |
| #8 | Burl Edward Davis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN107806331A | Method for shortening the ascending pipe for underground gasification | |
| WO2014004323A1 | Sacrificial liner linkages for auto-shortening an injection pipe for underground coal gasification |