HK

Hans-Peter Kehrer

SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
📍 Unterhaching, DE: #163 of 379 inventorsTop 45%
Overall (All Time): #2,354,637 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4537793 Method for generating hard, wear-proof surface layers on a metallic material Juergen Villain, Werner Reiff 1985-08-27
4413507 Method and arrangement for determining tool wear Jeffrey Drew, Max Seitz, Gottfried Eichelbroenner 1983-11-08