Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5201309 | Breathing aid for laryngotomy tracheostomy patients | Inge Blomquist | 1993-04-13 |
| 4971054 | Breathing valve | Gillis Andersson, Per Ljungqvist | 1990-11-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5201309 | Breathing aid for laryngotomy tracheostomy patients | Inge Blomquist | 1993-04-13 |
| 4971054 | Breathing valve | Gillis Andersson, Per Ljungqvist | 1990-11-20 |