| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 14 | |
| #2 | United Kingdom | 4 | |
| #3 | United States | 3 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Mechanical elements | |
| #3 | Basic communication technologies | |
| #4 | Machine tools | |
| #5 | Machines | |
| #6 | Telecommunications | |
| #7 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Magnets and transformers | |
| #2 | Presses | |
| #3 | Resonators | |
| #4 | Antennas | |
| #5 | Gearing | |
| #6 | Nails | |
| #7 | Working metallic powder | |
| #8 | Unspecified technologies | |
| #9 | Shafts | |
| #10 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kaschke Kurt | 14 |
| #2 | Kurt Kaschke | 3 |
| #3 | Hans Vogt | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB731879A | Sintered ferrite core of large cross-section | |
| GB743021A | Core of sintered ferromagnetic material | |
| GB757487A | Improvements relating to relatively movable, contacting bodies | |
| GB744234A | Dust-core for the coils of electrical communication circuits | |
| US2385578A | Iron powder core | |
| US2330590A | Dust iron core | |
| US2289787A | Production of shaped articles from metal powder |