SS

Shigenori Suematsu

HC Hitachi Koki Co.: 2 patents #7 of 85Top 9%
📍 Hitachinaka, JP: #48 of 281 inventorsTop 20%
Overall (2002): #41,648 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6457222 Method of manufacturing ink jet print head Takuji Torii, Nobuhiro Noto, Keiji Watanabe, Yoshitaka Akiyama, Kenichi Kugai +2 more 2002-10-01
6378972 Drive method for an on-demand multi-nozzle ink jet head Yoshitaka Akiyama, Takuji Torii, Nobuhiro Noto, Kazuaki Akimoto, Kazuo Shimizu +1 more 2002-04-30