| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Germany | 5 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machine tools | |
| #3 | Mechanical elements | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Rotary-pistons | |
| #2 | Vehicle transmission mounting | |
| #3 | Rotary pistons | |
| #4 | Clutches and brakes | |
| #5 | Making gears or toothed racks | |
| #6 | Thread cutting | |
| #7 | Gearing |
| Publication | Filing date | Title |
|---|---|---|
| GB371542A | Improvements in hydraulic driving means for vehicles having multi-wheel drive | |
| GB353449A | Improvements in a method of manufacturing screws | |
| GB334821A | Rotary pump, compressor or measuring device | |
| GB307497A | Improvements in rotary pumps or motors | |
| GB242652A | Arrangement in rotary pumps or motors for compressible or expansive mediums | |
| GB231865A | Improvements in or relating to rotary motors, pumps, meters and the like |