KS

Koji Sumi

SE Seiko Epson: 3 patents #252 of 1,502Top 20%
Overall (2016): #65,194 of 481,213Top 15%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9498952 Liquid ejection head and liquid ejection apparatus Eiju Hirai, Shiro Yazaki, Motoki Takabe, Jiro Kato, Hiroshi Ito +4 more 2016-11-22
9324933 Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator Kazuya Kitada, Tomohiro Sakai, Yasuaki Hamada, Tetsuya Isshiki, Satoshi Kimura +2 more 2016-04-26
9276193 Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator Kazuya Kitada, Tomohiro Sakai, Yasuaki Hamada, Tetsuya Isshiki, Satoshi Kimura +2 more 2016-03-01