| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 14 | |
| #2 | United Kingdom | 4 | |
| #3 | France | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Vehicle suspension arrangements | |
| #2 | Shafts | |
| #3 | Internal-combustion piston engines | |
| #4 | Vehicle windows, roofs and doors | |
| #5 | Rotary pistons | |
| #6 | Springs | |
| #7 | Clutches and brakes | |
| #8 | Vehicle connections | |
| #9 | Vehicle wheels |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kapper Hermann | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB511661A | Improvements in and relating to springs for vehicles | |
| GB443622A | Improvements relating to vehicle chassis and wheel suspensions | |
| GB383607A | Springs suspensions, more particularly for use with motor vehicles | |
| GB284014A | Improvements in or relating to universal joints suitable for the cardan shafts of automobiles and applicable for other purposes |