| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Canada | 2 | |
| #4 | Australia | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Unspecified technologies | |
| #3 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mashburn Benny Donald | 12 |
| #2 | Beynon Douglas A | 5 |
| Publication | Filing date | Title |
|---|---|---|
| US2012175111A1 | Fish-thru screen apparatus and method | |
| US2008087433A1 | Screen apparatus and method | |
| US2007194018A1 | Telescoping tool basket, especially for offshore operations, and method of using same | |
| US2006175092A1 | Flow valve and method | |
| AU2003205369A1 | Drilling fluid screen and method |