KO

Kazuhide Ohzeki

HC Hitachi Koki Co.: 4 patents #273 of 888Top 35%
📍 Ibaraki, JP: #2,214 of 6,779 inventorsTop 35%
Overall (All Time): #1,241,676 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7658238 Impact drill Jyunichi Toukairin, Kenji Kataoka, Takuma Saito, Shinki Ohtsu, Shigeru Ishikawa +1 more 2010-02-09
7093670 Impact drill Takuma Saito, Shinki Ohtsu, Jyunichi Toukairin, Kenji Kataoka, Shigeru Ishikawa +1 more 2006-08-22
5558570 Power tool having detachable auxiliary handle Nobuhisa Nakamura, Hiroshi Takano 1996-09-24
D339276 Portable electric jigsaw Takeshi Matsuoka 1993-09-14