Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5764203 | Breathing mask with a display unit | Timo Erkki Holmlund, Raimo Antero Kujanpaa | 1998-06-09 |
| 5671730 | Gas mask with electronic blower control | — | 1997-09-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5764203 | Breathing mask with a display unit | Timo Erkki Holmlund, Raimo Antero Kujanpaa | 1998-06-09 |
| 5671730 | Gas mask with electronic blower control | — | 1997-09-30 |