| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | Germany | 3 | |
| #3 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Basic materials chemistry | |
| #3 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Aeroplanes | |
| #2 | Vehicle wheels | |
| #3 | Fibrous raw materials | |
| #4 | Vehicle transmission mounting | |
| #5 | Producer gas production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Caria Ugo De | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB544400A | Improvements in torque dampers for motors of electric vehicles | |
| GB433009A | Improvements in or relating to variable pitch screw-propellers | |
| GB426696A | Improvements in or relating to variable pitch screw-propellers |