WR

Willi Ressel

OD Overhead Door: 1 patents #3 of 16Top 20%
📍 Witten, DE: #2 of 21 inventorsTop 10%
Overall (2020): #224,731 of 565,922Top 40%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10871020 Method for operating a building closure Christian Dietz 2020-12-22