| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 17 | |
| #2 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Engines, pumps and turbines | |
| #3 | Environmental technology | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Vehicle suspension arrangements | |
| #2 | Internal-combustion piston engines | |
| #3 | Ships | |
| #4 | Hand carts | |
| #5 | Vehicle transmission mounting | |
| #6 | Motor vehicles | |
| #7 | Cycles | |
| #8 | Climate change mitigation in transportation | |
| #9 | Bending wood | |
| #10 | Marine propulsion |
| Publication | Filing date | Title |
|---|---|---|
| GB522070A | Improvements in or relating to internal combustion engines using dust fuel | |
| GB283161A | A two-stroke cycle internal combustion engine | |
| DE360717C | Method of attaching fabric clothing to boat hulls |