| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | South Africa | 3 | |
| #3 | African Regional Industrial Property Organization | 1 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | China | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Civil engineering | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Geophysics | |
| #3 | Earth drilling | |
| #4 | Additive manufacturing | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Carlson Francis M | 12 |
| #2 | Francis M Carlson | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA200903871B | Methods of evaluating undersaturated methane reservoirs | |
| ZA200807316B | Methods of evaluating undersaturated methane reservoirs | |
| ZA200711091B | Methods of evaluating undersaturated coalbed methane reservoirs | |
| US2009319307A1 | Methods of Evaluating Undersaturated Coalbed Reservoirs | |
| US2005194133A1 | Methods of evaluating undersaturated coalbed methane reservoirs |