| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | France | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | United States | 3 | |
| #5 | Switzerland | 2 | |
| #6 | South Africa | 2 | |
| #7 | Belgium | 1 | |
| #8 | Japan | 1 | |
| #9 | Luxembourg | 1 | |
| #10 | Netherlands | 1 | |
| #11 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Chemical engineering | |
| #3 | Thermal processes | |
| #4 | Machines | |
| #5 | Surface technology and coating | |
| #6 | Environmental technology | |
| #7 | Machine tools | |
| #8 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smets Willy | 6 |
| #2 | Smets W | 4 |
| #3 | Rombaux Jean Pierre M | 1 |
| #4 | Chaussonnet Pierre E | 1 |
| #5 | Impe Jean Van | 1 |
| #6 | Uirii Sumetsutsu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB2112298A | Air filter | |
| ZA802826B | Method and apparatus for sterilizing a gas, and device for conditioning and protecting a zone from a space | |
| US3679378A | Process for separating the core of a tubular nuclear fuel element |