| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Canada | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | Australia | 2 | |
| #6 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Audio-visual technology | |
| #4 | Medical technology | |
| #5 | Environmental technology | |
| #6 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Langeveld Jacobus Fransiscus A | 9 |
| #2 | Waalders Erwin Johannes Maria | 2 |
| #3 | Langeveld Jacobus F A | 2 |
| #4 | Langeveld Jacobus Franciscus A | 2 |
| #5 | Langeveld Jacobus Franciscus Age | 1 |
| #6 | Wolff Per | 1 |
| #7 | Langeveld Jacobus Fransiscus | 1 |
| #8 | Larsen Hans-Ole | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL1032598A1 | Device, system and method for controlling a heating system. | |
| NL1032115C2 | Housing and method for keeping an electronic circuit dry. | |
| NL1010634C2 | Pressure source with constant relative increase in pressure and method for diagnosing over and / or underpressure safety valves. | |
| NL1008557A1 | Connection for connecting a measuring device to a gas pipe. |