| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 141 | |
| #2 | Austria | 98 | |
| #3 | Denmark | 14 | |
| #4 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Medical technology | |
| #3 | Measurement | |
| #4 | Mechanical elements | |
| #5 | Transport | |
| #6 | Chemical engineering | |
| #7 | Thermal processes | |
| #8 | Civil engineering | |
| #9 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Live-saving devices | |
| #2 | Syringes | |
| #3 | Analysing materials | |
| #4 | Compressed gas holders | |
| #5 | Dry-docking of vessels | |
| #6 | Separation | |
| #7 | Air-conditioning | |
| #8 | Swimming pools | |
| #9 | Pipes | |
| #10 | Materials for miscellaneous applications |
| # | Name | Total Patents |
|---|---|---|
| #1 | Draeger Otto Heinrich Dr | 112 |
| #2 | Otto Heinrich Dr Draeger | 72 |
| #3 | Heinrich Draeger Otto Dr | 15 |
| #4 | Ernst Warncke | 10 |
| #5 | Helmut Strecker | 6 |
| #6 | Heinrich Schmitt | 2 |
| #7 | Der Smissen Carl-Ernst Dr Van | 1 |
| #8 | Willi Schoelhammer | 1 |
| #9 | Arnold Hinrichs | 1 |
| #10 | Moyat Peter Dr | 1 |