KO

Kazufumi Oya

SE Seiko Epson: 6 patents #2,663 of 7,774Top 35%
Overall (All Time): #789,801 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11858146 Working method and robot system Nahomi Adachi, Hiroaki Shimizu, Masaki Miyasaka 2024-01-02
9358784 Liquid ejecting head, liquid ejecting apparatus, and method for manufacturing liquid ejecting head 2016-06-07
8485640 Nozzle plate, droplet discharge head, method for manufacturing the same and droplet discharge device Katsuji Arakawa 2013-07-16
7997697 Droplet discharge head, droplet discharge device, method for manufacturing droplet discharge head and method for manufacturing droplet discharge device Katsuji Arawaka 2011-08-16
7637601 Droplet discharging head, droplet discharging apparatus, method for manufacturing droplet discharging head and method for manufacturing droplet discharging apparatus Katsuji Arakawa 2009-12-29
7147795 Method for surface treatment Hiroshi Koeda, Katsuji Arakawa 2006-12-12