| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | Brazil | 2 | |
| #4 | Canada | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Measurement | |
| #3 | Optics | |
| #4 | Telecommunications | |
| #5 | Computer technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sierra Jose | 6 |
| #2 | Johnson David O | 5 |
| #3 | Skinner Neal G | 4 |
| #4 | Maida John L Jr | 2 |
| #5 | Dennis John R | 2 |
| #6 | Leblanc Michel | 2 |
| #7 | Perkins Donald H | 1 |
| #8 | Todd Michael D | 1 |
| #9 | David Christopher | 1 |
| #10 | Ringgenberg Paul D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2015122984A1 | Fiber optic sensing systems and methods | |
| US2007186640A1 | Single point and fiber optic temperature measurement for correction of a gas column weight in a well | |
| US2007012434A1 | Safety valve apparatus for downhole pressure transmission systems | |
| US2006215974A1 | Method and apparatus for providing a hydrogen diffusion barrier for fiber optic cables used in hostile environments | |
| US7725301B2 | System and method for estimating multi-phase fluid rates in a subterranean well |