| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Germany | 2 | |
| #3 | Austria | 1 | |
| #4 | Belgium | 1 | |
| #5 | Canada | 1 | |
| #6 | Switzerland | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Electrotherapy | |
| #3 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rose Ewald | 8 |
| #2 | Josef Lex Heinz | 1 |
| #3 | Hofmann Walter Dr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3985125A | Vaginal speculum | |
| US3910103A | Medical apparatus for measuring blood sedimentation | |
| CA1023435A | Instrument used in auscultation, particularly for examining the heart | |
| DE2310953A1 | DEVICE FOR THE IMPROVED NOISE RECORDING OF BODIES WITH FLAG SKIN, IN PARTICULAR LISTENING TO HEARTBEATS | |
| GB1179487A | Venipuncture Unit |