Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9579664 | Cleaning device for cleaning the air-ionizing part of an electrode | — | 2017-02-28 |
JM
Johan Marra
Overall (2017): #366,404 of 506,227Top 75%
1
Patents 2017