Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9603769 | Assistance system for visually handicapped persons | Gerd Lanfermann, Juergen Te Vrugt, Edwin Gerardus Johannus Maria Bongers | 2017-03-28 |
RW
Richard Daniel Willmann
Overall (2017): #266,880 of 506,227Top 55%
1
Patents 2017