| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 3 | |
| #2 | France | 3 | |
| #3 | Japan | 3 | |
| #4 | Austria | 2 | |
| #5 | Australia | 2 | |
| #6 | Canada | 2 | |
| #7 | Switzerland | 2 | |
| #8 | Germany | 2 | |
| #9 | Denmark | 2 | |
| #10 | United Kingdom | 2 | |
| #11 | Italy | 2 | |
| #12 | Netherlands | 2 | |
| #13 | Norway | 2 | |
| #14 | Sweden | 2 | |
| #15 | United States | 2 | |
| #16 | South Africa | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Materials and metallurgy | |
| #3 | Electrical machinery and energy | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Manufacturing processes | |
| #2 | Treatment of glass | |
| #3 | Mechanical control devices | |
| #4 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berger Alfred | 19 |
| #2 | Michel Paul-Marie | 17 |
| #3 | Vos Daniel De | 16 |
| #4 | Berger A | 4 |
| #5 | Michel P-M | 3 |
| #6 | De Vos Daniel | 3 |
| #7 | De Vos D | 2 |
| #8 | Pooru Marii Mishieru | 1 |
| #9 | Michel P | 1 |
| #10 | Vos D De | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1568817A | Glass-former comp | |
| GB1556993A | Gas-expansible bodies |