YK

Yasuoki Kawahata

HC Hitachi Koki Co.: 2 patents #413 of 888Top 50%
📍 Hitachinaka, JP: #1,336 of 2,447 inventorsTop 55%
Overall (All Time): #2,036,859 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9144923 Portable cutting machine Yoshikazu Yokoyama 2015-09-29
8513838 Electric power tool Junichi Toukairin, Takashi Takeda, Yoshihiro Komuro, Yuji Kishima 2013-08-20