Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4409986 | Esophageal cardiac pulse monitoring apparatus and method | Howard P. Apple | 1983-10-18 |
| 4331156 | Esophageal cardiac pulse monitoring apparatus and method | Howard P. Apple | 1982-05-25 |