MY

Mayumi Yokoyama

Canon: 3 patents #11,241 of 19,416Top 60%
Overall (All Time): #1,616,522 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6399257 Color filter manufacturing method, color filter manufactured by the method, and liquid crystal device employing the color filter Katsuhiro Shirota, Akio Kashiwazaki, Koichiro Nakazawa, Masashi Hirose, Yoshihisa Yamashita 2002-06-04
6248482 Ink, color filter, liquid crystal panel, and computer, and process for producing color filter Akio Kashiwazaki, Katsuhiro Shirota, Koichiro Nakazawa, Masashi Hirose, Yoshihisa Yamashita 2001-06-19
6203604 Ink, color filter, liquid crystal panel, and computer, and process for producing color filter Akio Kashiwazaki, Katsuhiro Shirota, Koichiro Nakazawa, Masashi Hirose, Yoshihisa Yamashita 2001-03-20