JK

Johannes Peter Kallmeyer

📍 Holle, DE: #16 of 26 inventorsTop 65%
Overall (All Time): #3,477,374 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6727695 Test method and apparatus for noncontact and nondestructive recognition of irregularities in the wall thickness of ferromagnetic pipes Guennadi Krivoi 2004-04-27