Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10349157 | Acoustic transducer apparatus | Asta Maria Karkkainen, Juha Backman, Leo Karkkainen | 2019-07-09 |
PS
Petri Soronen
Overall (2019): #313,622 of 560,194Top 60%
1
Patents 2019