| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 19 | |
| #2 | United Kingdom | 3 | |
| #3 | Austria | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Agriculture | |
| #4 | Packaging and shipping | |
| #5 | Engines, pumps and turbines | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Marine propulsion | |
| #2 | Gearing | |
| #3 | Animal care | |
| #4 | Ships | |
| #5 | Clutches and brakes | |
| #6 | Winches | |
| #7 | Hydraulic engineering | |
| #8 | Controlling combustion engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sueberkrueb Franz | 12 |
| Publication | Filing date | Title |
|---|---|---|
| GB686634A | Means to synchronize several internal combustion engines for ship propulsion driving a common propeller shaft | |
| GB694456A | Improvements in plate or laminar disc clutches | |
| GB692512A | Improvements relating to reduction and reversing gear for ship propulsion | |
| DE836445C | Ship reversing gear with reduction | |
| DE837356C | Gear arrangement for ships with multi-motor drive on a common propeller shaft |