OG

Otto Gupner

MA Metallgesellschaft Ag: 2 patents #164 of 715Top 25%
📍 Offenbach, DE: #99 of 243 inventorsTop 45%
Overall (All Time): #2,365,875 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4321067 Corona-discharge electrode system Walter Steuernagel 1982-03-23
4300922 Insulating current feed-through — 1981-11-17