| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | United States | 4 | |
| #3 | Switzerland | 3 | |
| #4 | France | 2 | |
| #5 | Belgium | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Presses | |
| #3 | Gearing | |
| #4 | Electrically-conductive connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Otto Ortlinghaus | 6 |
| #2 | Adolf Ortlinghaus | 6 |
| #3 | Ortlinghaus Fritz | 5 |
| #4 | Robert Herr | 5 |
| #5 | Ortlinghaus Adolf | 4 |
| #6 | Ortlinghaus Otto | 4 |
| #7 | Ortlinghaus Rudolf | 4 |
| #8 | Juergen Lemp | 3 |
| #9 | Jurgen Lemp | 3 |
| #10 | Sen Adolf Ortlinghaus | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US3195692A | Fluid pressure released brake | |
| US3200917A | Air cooled compact clutch and brake | |
| US3193735A | Electrical connector device with locating means | |
| DE1199548B | Clutch plate for a multi-plate clutch |