| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 2 | |
| #2 | United Kingdom | 2 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | Finland | 1 | |
| #6 | Netherlands | 1 | |
| #7 | Norway | 1 | |
| #8 | Sweden | 1 | |
| #9 | WIPO (World Intellectual Property Organization) | 1 | |
| #10 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Krueger Roger J | 10 |
| #2 | Krueger R J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR8307483A | Automated appliance for drilling equipment system process for storage of tubes and process for detaching tubes | |
| CA1249582A | Automated pipe equipment system |