| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 8 | |
| #2 | Austria | 7 | |
| #3 | Germany | 3 | |
| #4 | Spain | 3 | |
| #5 | United Kingdom | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Electrical machinery and energy | |
| #3 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Electric discharge tubes | |
| #3 | Electrotherapy | |
| #4 | X-ray microscopes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pohl Ernst | 13 |
| #2 | Ernst Pohl | 7 |
| Publication | Filing date | Title |
|---|---|---|
| ES108312A1 | Roentgen tube with mobile anti-cathode in relation to the cathode. | |
| US1233122A | X-ray apparatus. | |
| GB191407761A | Improvements in Method and Apparatus for the Internal Irradiation of the Human Body by Means of Rays Emanating from a Rontgen-tube or other source. |