| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | Canada | 2 | |
| #5 | Norway | 2 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Systems controlling non-electric variables | |
| #2 | Unspecified technologies | |
| #3 | Venting or aerating devices | |
| #4 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kirchner Mark W | 18 |
| #2 | Tomlinson John D | 10 |
| #3 | Steele Scott | 5 |
| #4 | Jones Gilbert | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2017344030A1 | Multi-stage flow control assemblies | |
| CA2876972A1 | Multi-stage back pressure regulators and associated devices, systems, and methods | |
| CA2816701A1 | Flow rate controller for high flow rates and high pressure drops | |
| EP2021744A2 | Flow measuring apparatus | |
| US2007289640A1 | Flow control valve |