| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 6 | |
| #2 | Switzerland | 4 | |
| #3 | Germany | 3 | |
| #4 | United Kingdom | 3 | |
| #5 | United States | 3 | |
| #6 | France | 2 | |
| #7 | Italy | 2 | |
| #8 | Japan | 2 | |
| #9 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Packaging and shipping | |
| #5 | Textiles and paper |
| # | Name | Total Patents |
|---|---|---|
| #1 | Engelberts Gerhardus A | 3 |
| #2 | Versteeg Jacobus Cornelis | 2 |
| #3 | Rueb N V Machinefabriek Breda | 2 |
| #4 | Versteeg Jacobus C | 2 |
| #5 | Yakobusu Korunerisu Fuerushiyu | 1 |
| #6 | Geruharudasu Aa Engerubaatsu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL8701166A | Packaging device with improved stock station. | |
| CA1109858A | Tubing heat exchanger | |
| US4163473A | Heat exchanger | |
| US4191247A | Heat exchangers | |
| DE2608977A1 | Heat exchanger for hot corrosive gases - in which thermal stresses are avoided by supplementary cooling elements on shell (NL070976) | |
| GB1529299A | Heat exchangers |