| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 2 | |
| #3 | Germany | 1 | |
| #4 | France | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Electrotherapy | |
| #2 | Diagnosis and surgery | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rullman Robert G | 4 |
| #2 | Welborn Warren S | 4 |
| #3 | Diack Archibald W | 4 |
| #4 | Angel James H | 2 |
| #5 | Welborn W S | 1 |
| #6 | Schomburg Richard A | 1 |
| #7 | Rullman R G | 1 |
| #8 | Welborn W | 1 |
| #9 | Aronson Alfred L | 1 |
| #10 | Holznagel Melvin A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4432375A | Cardiac arrhythmia analysis system | |
| US4473078A | Cardiac arrhythmia analysis system | |
| US4467813A | Biological signal source amplifier | |
| CA1078024A | Cardiac resuscitator and monitoring apparatus | |
| US4088138A | Cardiac resuscitator and monitoring apparatus | |
| GB1467344A | Life sign monitoring apparatus | |
| US3716059A | Cardiac resuscitator | |
| US3703900A | Cardiac resuscitator |