HK

Harunobu KOIKE

SE Seiko Epson: 3 patents #168 of 1,276Top 15%
Overall (2022): #80,658 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11376850 Liquid ejecting head and liquid ejecting apparatus Shunsuke Yoshida 2022-07-05
11331916 Liquid ejecting head and liquid ejecting apparatus Masao Nakayama, Toshihiro Shimizu 2022-05-17
11309483 Piezoelectric element and liquid ejecting head Koichi Morozumi 2022-04-19