| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | Austria | 4 | |
| #3 | France | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Dynamo-electric machines | |
| #2 | Electric switches | |
| #3 | Magnets and transformers | |
| #4 | Unspecified technologies | |
| #5 | Internal-combustion piston engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Glaser Karl | 15 |
| #2 | Stengle Ernst | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2462599B1 | Stepper motor | |
| US3940642A | Stepping motor | |
| DE2405922A1 | Multiple rotary switch with insulation rings - has radial contact strips embedded in ring faces | |
| US3883706A | Multiple rotary wafer type switch with axial bridging contacts and multiple wafer connecting ring |