EN

Eiji Nakayama

HC Hitachi Koki Co.: 2 patents #11 of 142Top 8%
Overall (2003): #68,935 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6566843 DC power source unit with battery charging function Nobuhiro Takano, Takeshi Takeda, Kazuhiko Funabashi 2003-05-20
6534885 Adapter for DC power source unit Atsushi Nakagawa, Takeshi Takeda 2003-03-18