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Yoshihisa Yamashita

Canon: 3 patents #503 of 3,589Top 15%
Overall (2018): #50,695 of 503,207Top 15%
3
Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10125283 Ink, ink cartridge, and ink jet recording method Yojiro Kojima, Yuko Negishi 2018-11-13
10022981 Ink, ink cartridge, and ink jet recording method Fumiaki Fujioka, Yuko Negishi 2018-07-17
9956761 Ink, ink cartridge, and ink jet recording method Yuko Negishi, Ryuki Nanamiya, Toshiyuki Umesato 2018-05-01