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Yoshiyuki Nakagawa

Canon: 10 patents #7 of 3,631Top 1%
Overall (2022): #7,440 of 548,613Top 2%
10
Patents 2022

Issued Patents 2022

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11511549 Liquid ejection apparatus, liquid ejection head, and recovery method Naozumi Nabeshima, Kazuhiro Yamada, Yohei Nakamura 2022-11-29
11433666 Liquid ejection head, liquid ejection apparatus, and liquid ejection module Akiko Hammura 2022-09-06
11376863 Liquid ejecting head and liquid ejecting apparatus Kazuhiro Yamada, Toru Nakakubo, Shingo Okushima 2022-07-05
11332409 Optical apparatus and equipment Yoshihisa Kawamura, Hideki Ina, Ryo Yoshida, Yukinobu Suzuki, Koji Hara 2022-05-17
11298954 Liquid discharge head and liquid discharge method Shintaro Kasai, Shuzo Iwanaga, Akiko Hammura, Koichi Ishida, Takatsugu Moriya 2022-04-12
11273638 Liquid discharge head and liquid discharge module 2022-03-15
11267245 Liquid discharge head and liquid discharge module 2022-03-08
11260658 Liquid ejection head, liquid ejection apparatus, and liquid ejection module Akiko Hammura 2022-03-01
11225075 Liquid ejection head, liquid ejection module, and liquid ejection apparatus Akiko Hammura 2022-01-18
11214059 Liquid ejection head, liquid ejection apparatus and liquid ejection module Akiko Hammura, Shinji Kishikawa 2022-01-04