JG

Johan Grankvist

Overall (All Time): #3,216,640 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8230831 Exhaust valve mechanism for internal combustion engine Per Persson, Hans Bondeson, Anders Nobelius 2012-07-31