TH

Toshiaki Hirosawa

Canon: 5 patents #193 of 4,172Top 5%
Overall (2020): #29,727 of 565,922Top 6%
5
Patents 2020

Issued Patents 2020

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10870279 Method of manufacturing liquid supply unit Soji Kondo, Yukuo Yamaguchi, Hiromasa Amma, Takuya Iwano, Noriyasu Nagai 2020-12-22
10654269 Liquid ejection head Shin Ishimatsu, Genji Inada, Hiromasa Amma, Shogo Kawamura, Yasuhiko Osaki +1 more 2020-05-19
10618327 Liquid ejection head unit and liquid ejection apparatus Takuya Iwano, Hiromasa Amma, Tomoki Tsuji, Akira Kida, Tetsuji Kurata +1 more 2020-04-14
10532574 Method of manufacturing liquid ejecting head, and liquid ejecting head Takuya Iwano, Yukuo Yamaguchi, Hiromasa Amma, Soji Kondo, Noriyasu Nagai 2020-01-14
10525711 Method of manufacturing liquid ejecting head Hiromasa Amma, Yukuo Yamaguchi, Soji Kondo, Takuya Iwano, Noriyasu Nagai 2020-01-07