JH

Jan-Hinnerk Helms

📍 Hamburg, CA: #2 of 3 inventorsTop 70%
Overall (1994): #120,408 of 165,921Top 75%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5314474 Bone replacement part made of glass ionomer cement Gotz Geyer, Erich Wanek, Werner Zollner, Oswald Gasser 1994-05-24