RK

Ryogo Koba

Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
Overall (All Time): #1,594,377 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7078645 Working liquid ejector of wire electric discharge machine Hisashi Yamada, Takuji Magara, Masao Akiyoshi 2006-07-18
6914186 Working-fluid storing device of electric discharge machining apparatus Akihito Adachi, Toshio Suzuki 2005-07-05
6831245 Wire electric discharge machining device Akihito Adachi, Makoto Tanaka 2004-12-14