DD

David R. Duncan

OG Op-Hygiene Ip Gmbh: 2 patents #4 of 9Top 45%
📍 Penryn, CA: #2 of 3 inventorsTop 70%
🗺 California: #13,937 of 67,048 inventorsTop 25%
Overall (2024): #174,625 of 561,600Top 35%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12137851 Interactive display device Heiner Ophardt, Hendrik Ophardt 2024-11-12
11980327 Interactive display device Heiner Ophardt, Hendrik Ophardt 2024-05-14