SS

Shinichi Sakuma

HC Hitachi Koki Co.: 3 patents #334 of 888Top 40%
KC Koki Holdings Co.: 1 patents #124 of 215Top 60%
📍 Ibaraki, JP: #2,214 of 6,779 inventorsTop 35%
Overall (All Time): #1,156,177 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11020846 Work tool Yoshikazu Kawano, Tomoaki SUDO, Kenichi Takaada 2021-06-01
8382556 Portable belt grinder Naoto Yamashiro, Akira Onose 2013-02-26
8099873 Electric-powered cutting machine with blade holding mechanism Naoya Eto 2012-01-24
7216434 Electric-powered cutting machine Naoya Eto 2007-05-15