YK

Yasunori Koike

SE Seiko Epson: 27 patents #582 of 7,774Top 8%
SA Satake: 5 patents #25 of 187Top 15%
Overall (All Time): #113,177 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
8382252 Liquid ejecting apparatus with an electric potential control unit Yoichi Yamada, Kiyoteru Katsuki, Masaru Kobashi, Daisuke Matsumoto, Narihiro Oki 2013-02-26
D644672 Vertical-shaft-type grain milling machine Kazunobu Kajihara, Yasuyoshi Seto, Kazuto Nonaka, Koji Yamamoto 2011-09-06
7871157 Liquid-jet apparatus liquid introducing needle with air intake suppression Katsuhiro Okubo, Noriaki Okazawa, Keiichi Kumagai, Takeshi Fujishiro 2011-01-18
7575305 Liquid ejection head having improved ejection performance Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Ryoji Uesugi 2009-08-18
7490923 Liquid ejecting head Hirokazu Shibuya, Noriaki Okazawa, Katsuhiro Okubo, Gaku Ko, Tatsuo Akatsu +1 more 2009-02-17
7267426 Liquid-repellent film-coated member, constitutive member of liquid-jet device, nozzle plate of liquid-jet head, liquid-jet head, and liquid-jet device Hiroo Miyajima, Shintaro Asuke, Yasuhide Matsuo, Sukenori ICHIKAWA 2007-09-11
7219983 Fine forging method, manufacturing method of liquid ejection head, and liquid ejection head Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Ryoji Uesugi 2007-05-22