YH

Yasuyuki Hirai

Canon: 4 patents #158 of 2,436Top 7%
📍 Yokohama, MI: #3 of 22 inventorsTop 15%
Overall (2005): #8,453 of 245,428Top 4%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6948803 Ink container, inkjet printing apparatus and ink supplying method Masahito Yoshida, Naoji Otsuka, Hiroyuki Inoue, Takashi Nojima, Hitoshi Sugimoto +5 more 2005-09-27
6913339 Head recovery device, head recovery method and ink jet recording apparatus Haruo Uchida, Isao Ebisawa 2005-07-05
6899412 Ink jet recording apparatus and recovery mechanism portion of ink jet recording apparatus 2005-05-31
6837921 Ink tank Hiroyuki Inoue, Masahito Yoshida, Takashi Nojima, Shusuke Inamura, Yasufumi Tanaami +2 more 2005-01-04