YO

Youhei Ohtake

SA Sannohashi: 1 patents #2 of 14Top 15%
Overall (All Time): #3,380,172 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7188549 Axial-force-detective fastening tool, bolt, and method of manufacturing bolt Fumitaka Saigo, Hirofumi Hase 2007-03-13