NY

Naoto Yokoyama

SE Seiko Epson: 3 patents #165 of 1,345Top 15%
Overall (2020): #75,655 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10737493 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Masao Nakayama 2020-08-11
10618283 Piezoelectric device, liquid discharge head, and liquid discharge apparatus Takashi Kasahara, Masao Nakayama, Takeshi Saito, Yoshihiro Hokari, Toshihiro Shimizu 2020-04-14
10562302 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device Masao Nakayama, Eiju Hirai 2020-02-18