KH

Kouji Hasegawa

Canon: 11 patents #5,840 of 19,416Top 35%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #339,820 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12090739 Method for manufacturing laminated structure and method for manufacturing liquid ejection head substrate Koji Sasaki 2024-09-17
10882318 Method of manufacturing semiconductor substrate and method of manufacturing substrate for liquid ejection head Koji Sasaki 2021-01-05
10166779 Method for manufacturing liquid-discharge-head substrate Shiro Sujaku, Keiji Watanabe, Junya Hayasaka, Satoshi Ibe 2019-01-01
9610773 Method for producing liquid-ejection-head substrate and liquid-ejection-head substrate produced by the same Satoshi Ibe, Keiji Watanabe, Junya Hayasaka, Shiro Sujaku 2017-04-04
9174439 Liquid ejection head and method for manufacturing liquid ejection head Satoshi Ibe, Yoshinori Tagawa, Jun Yamamuro, Hiroto Komiyama, Shiro Sujaku 2015-11-03
9108406 Device substrate, liquid ejection head, and method for manufacturing device substrate and liquid ejection head Satoshi Ibe, Jun Yamamuro, Shuhei Oya, Shiro Sujaku, Junya Hayasaka 2015-08-18
9085141 Liquid ejection head and printing apparatus Shuhei Oya, Satoshi Ibe, Jun Yamamuro, Shiro Sujaku, Junya Hayasaka 2015-07-21
8968584 Method for manufacturing liquid ejection head Jun Yamamuro, Yoshinori Tagawa, Satoshi Ibe, Hiroto Komiyama, Shiro Sujaku 2015-03-03
8945957 Method of manufacturing liquid ejection head Hiroto Komiyama, Satoshi Ibe, Jun Yamamuro, Shiro Sujaku, Yoshinori Tagawa 2015-02-03
8544997 Liquid ejection head and manufacturing method thereof Toshiaki Kurosu, Koji Sasaki, Satoshi Ibe, Yoshinori Tagawa 2013-10-01
8434850 Liquid discharge head and manufacturing method of the same Satoshi Ibe, Hiroto Komiyama, Toshiaki Kurosu, Koji Sasaki 2013-05-07
7855619 Electronic part and electronic equipment with electronic part Ryouichi Takayama, Hidekazu Nakanishi, Takashi Inoue, Tetsuo Kawasaki, Yukio Iwasaki 2010-12-21
7538636 Electronic part with a comb electrode and protective film and electronic equipment including same Ryouichi Takayama, Hidekazu Nakanishi, Takashi Inoue, Tetsuo Kawasaki, Yukio Iwasaki 2009-05-26
5418421 Cathode-ray tube with electrostatic convergence electrode assembly Yukinobu Iguchi, Yoshifumi Nakayama, Youichi Ohshige 1995-05-23