YA

Yoshie Asakawa

Canon: 4 patents #232 of 2,505Top 10%
Overall (2002): #10,837 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6488365 Liquid discharging head Kiyomitsu Kudo, Yutaka Koizumi, Sadayuki Sugama, Kiyomi Aono, Tsutomu Abe +8 more 2002-12-03
6474791 Method and apparatus for discharging liquid by a gas bubble controlled by a movable member to communicate with the atmosphere Hiroyuki Ishinaga, Sadayuki Sugama, Toshio Kashino, Takeshi Okazaki, Aya Yoshihira +1 more 2002-11-05
6447093 Liquid discharge head having a plurality of liquid flow channels with check valves Hiroyuki Ishinaga, Toshio Kashino, Akira Nagashima, Aya Yoshihira, Kiyomitsu Kudo +1 more 2002-09-10
6390604 Liquid discharge method and apparatus employing a movable inelastic separation film Toshio Kashino, Hiroyuki Ishinaga, Aya Yoshihira, Kiyomitsu Kudo, Yoichi Taneya +2 more 2002-05-21