RK

Ryo Kasai

Canon: 11 patents #23 of 4,172Top 1%
Overall (2020): #7,040 of 565,922Top 2%
11
Patents 2020

Issued Patents 2020

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
10850505 Printhead and printing apparatus Kengo Umeda 2020-12-01
10836168 Liquid ejection head and method of manufacturing the same Takashi Sugawara, Masafumi Morisue, Takuro Yamazaki, Yoshiyuki Nakagawa, Kazuhiro Yamada +1 more 2020-11-17
10828893 Liquid ejecting head Masafumi Morisue, Yoshiyuki Nakagawa, Kazuhiro Yamada, Takuro Yamazaki, Tomoko Kudo +1 more 2020-11-10
10814623 Element substrate and liquid ejection head Nobuyuki Hirayama, Masataka Sakurai, Kengo Umeda, Hidenori Yamato, Makoto Takagi +4 more 2020-10-27
10717273 Liquid ejection head and method for circulating liquid Yoshiyuki Nakagawa, Kazuhiro Yamada, Noriyasu Nagai, Takuro Yamazaki, Toru Nakakubo +2 more 2020-07-21
10703105 Liquid ejection head and method for circulating liquid Yoshiyuki Nakagawa, Kazuhiro Yamada, Noriyasu Nagai, Takuro Yamazaki, Toru Nakakubo +2 more 2020-07-07
10703100 Liquid ejection head and method of manufacturing the same Masafumi Morisue, Yoshiyuki Nakagawa, Kazuhiro Yamada, Takuro Yamazaki, Tomoko Kudo +1 more 2020-07-07
10668719 Recording element substrate, liquid ejection head, and liquid ejection apparatus Masataka Sakurai, Nobuyuki Hirayama, Kengo Umeda, Hidenori Yamato, Masanobu Ohmura +1 more 2020-06-02
10639888 Liquid ejection head Masafumi Morisue, Yoshiyuki Nakagawa, Kazuhiro Yamada, Takuro Yamazaki, Tomoko Kudo +1 more 2020-05-05
10596816 Liquid ejection head substrate and liquid ejection head 2020-03-24
10532565 Print element substrate, printhead, and printing apparatus Yohei Osuki, Masataka Sakurai, Kengo Umeda, Hidenori Yamato 2020-01-14