| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 3 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | United States | 2 | |
| #5 | Australia | 1 | |
| #6 | Belgium | 1 | |
| #7 | Canada | 1 | |
| #8 | Denmark | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | United Kingdom | 1 | |
| #11 | Italy | 1 | |
| #12 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Engines, pumps and turbines | |
| #3 | Computer technology | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume | |
| #2 | Rotary pistons | |
| #3 | Analogue computers | |
| #4 | Rotary-pistons | |
| #5 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stamm David Paul | 3 |
| #2 | Timmermans Frederik A G | 1 |
| #3 | Gerhardus Timmermans Dipl-Ing | 1 |
| #4 | Stamm D | 1 |
| #5 | Stamm David P | 1 |
| #6 | De Jong Job | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL8602917A | Apparatus for measuring, pumping, intaking or compressing liquids or liquefied gases. | |
| NL165532B | Connection of two diametral opposite shops. | |
| US3376737A | Electronic fuel consumption instrument |