KY

Koutaro Yamada

HC Hitachi Koki Co.: 3 patents #334 of 888Top 40%
📍 Ibaraki, JP: #2,214 of 6,779 inventorsTop 35%
Overall (All Time): #1,289,636 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5516982 Developing apparatus having developer regulating member Youichi Takeuchi, Yasuyuki Tsuji, Shuuho Yokokawa, Kunitomo Takahashi, Youji Hirose +3 more 1996-05-14
5483322 Developing unit for an electrophotographic apparatus Yukio Otome, Kouji Doi, Youichi Takeuchi, Yoshio Ogura, Hiroshi Ueno 1996-01-09
5416571 Developing device for electrophotograph-type printer Yasuyuki Tsuji, Masayasu Anzai, Youji Hirose, Yukio Otome, Koji Doi +4 more 1995-05-16
4926200 Electrophotographic printer Mineo Ohyama, Shigenobu Katagiri, Hiroomi Kozawa 1990-05-15