DM

David Marinissen

DB Dynamic Ear Company B.V.: 1 patents #1 of 3Top 35%
📍 Delft, NL: #10 of 110 inventorsTop 10%
Overall (2018): #155,732 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

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