Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920647 | Hip protector | Heinrich Lang | 2005-07-26 |
| 6576010 | Circular artificial heart | Meinrich Lang | 2003-06-10 |
| 6570503 | Emergency signaling device | Henry Lang | 2003-05-27 |
| 6499560 | Disposable stethoscope diaphragm and dispenser | Heinrich Lang | 2002-12-31 |
| 4867268 | Sanitary stethoscope | — | 1989-09-19 |