DM

David Marinissen

DB Dynamic Ear Company B.V.: 1 patents #2 of 4Top 50%
📍 Delft, NL: #342 of 1,192 inventorsTop 30%
Overall (All Time): #1,954,150 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D829321 Ear plug 2018-09-25
D817310 Ear plug 2018-05-08