SP

Stefan Purcelean

DG Dynaenergetics Europe Gmbh: 2 patents #6 of 17Top 40%
📍 Troisdorf, DE: #3 of 14 inventorsTop 25%
Overall (2025): #84,226 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12320238 Encapsulated shaped charge Joern Olaf Loehken, Benjamin Donauer, Joerg Mueller 2025-06-03
12312922 Perforating gun assembly and components Joern Olaf Loehken, Joerg Mueller, Benjamin Donauer 2025-05-27