JH

John Hammargren

SA Sandvik Intellectual Property Ab: 1 patents #17 of 110Top 20%
📍 Sandviken, MN: #1 of 1 inventorsTop 100%
Overall (2020): #413,242 of 565,922Top 75%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10626680 Percussive rock drill bit with flushing grooves Andreas Rindeskar 2020-04-21