| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Netherlands | 2 | |
| #5 | China | 1 | |
| #6 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume | |
| #2 | Measuring temperature |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nijdam Paul J B | 3 |
| #2 | Schuddemat Jacob P | 2 |
| #3 | Nijdam Paul Jan Bernard | 2 |
| #4 | Huijsing Johan H | 2 |
| #5 | Nijdam Paul Jan Ernard | 1 |
| #6 | Pooru Jiyan Berunarudo Niidamu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5237866A | Flow sensor for measuring high fluid flow rates | |
| US4972707A | Apparatus for measuring the flow of a fluid | |
| NL8003920A | Electronic fluid flow and heat consumption measuring system - uses heated twin temperature sensor connected to differential amplifier to determine fluid mass flow | |
| NL7905356A | Directional sensitive flow speedometer. |