| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | Mexico | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Michael Clarence | 11 |
| #2 | Kelso Bruce D | 6 |
| #3 | Miller Jeff | 3 |
| #4 | Bruce D Kelso | 1 |
| #5 | Kelvo Bruce D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6886636B2 | Downhole fluid disposal apparatus and methods | |
| US5979552A | Dual annulus production tool | |
| CA2208725A1 | Above production disposal tool |