Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8979731 | Calming device | Ronaldus Maria Aarts, Joanne Henriette Desiree Monique Westerink, Johan Partomo Djajadiningrat, Marius Cornelis Rozendaal | 2015-03-17 |
JF
Johannes Willem Frens
Overall (All Time): #3,042,978 of 4,157,543Top 75%
1
Patents All Time