| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | United Kingdom | 5 | |
| #3 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machine tools | |
| #3 | Packaging and shipping | |
| #4 | Measurement | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Dynamo-electric machines | |
| #2 | Magnets and transformers | |
| #3 | Handling thin material | |
| #4 | Sawing | |
| #5 | Metal wire processing | |
| #6 | Making gears or toothed racks | |
| #7 | Weighing | |
| #8 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | August Zopp | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB388183A | Improvements in and relating to electric transformers | |
| GB354722A | An improved induction motor for small outputs | |
| US1897184A | Induction motor | |
| GB305045A | Improvements in or relating to devices for automatically winding coils of wire in layers | |
| GB256275A | Improved balance for weighing | |
| GB217731A | Fret saws | |
| US1590488A | Fret saw |