YD

Yuzo Sekiguchi, deceased

OC Ogura Clutch Co.: 1 patents #23 of 61Top 40%
OC Ogura & Co.: 1 patents #5 of 10Top 50%
📍 Kiryu City, JP: #164 of 360 inventorsTop 50%
Overall (All Time): #2,299,581 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5184705 Electromagnetic clutch Hirokazu Murayama 1993-02-09
4635774 Electromagnetic coupling device Enjiro Maejima 1987-01-13