AS

Ayako Sekikawa

Canon: 5 patents #9,253 of 19,416Top 50%
📍 Susono, JP: #531 of 1,238 inventorsTop 45%
Overall (All Time): #1,013,972 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8497056 Magenta toner Takaaki Kaya, Atsushi Tani, Shigeto Tamura 2013-07-30
8475987 Yellow toner Takaaki Kaya, Atsushi Tani, Shigeto Tamura 2013-07-02
8465896 Black toner Atsushi Tani, Takaaki Kaya, Shigeto Tamura, Makoto Kambayashi 2013-06-18
8460845 Cyan toner Takaaki Kaya, Ryoichi Fujita, Shigeto Tamura, Makoto Kambayashi 2013-06-11
7794909 Toner Takaaki Kaya, Shigeto Tamura, Ryoichi Fujita, Makoto Kambayashi 2010-09-14