Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
WS

Walter Spruzina

ST Schoeller-Bleckmann Oilfiend Technology: 1 patents #1 of 5Top 20%
VK Voestalpine Bohler Edelstahl Gmbh & Co. Kg: 1 patents #4 of 9Top 45%
📍 Aue, AT: #1 of 1 inventorsTop 100%
Overall (2025): #178,475 of 469,880Top 40%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12365960 Drill string component with high corrosion resistance, and method for the production of same Rainer Fluch, Andreas Keplinger, Martin Wöls, Bernd Holper 2025-07-22