| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Mechanical elements | |
| #3 | Civil engineering | |
| #4 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Dynamo-electric machines | |
| #2 | Pistons and sealings | |
| #3 | Earth drilling | |
| #4 | Non-positive-displacement pumps |
| Publication | Filing date | Title |
|---|---|---|
| GB208804A | Improvements in and relating to squirrel cage electric motors | |
| GB177050A | Improvements in or relating to stuffing boxes | |
| GB181477A | Improvements in or relating to cooling arrangements for electric machines |