AT

Ayako Tosaka

KC Kowa Company: 2 patents #203 of 562Top 40%
Overall (All Time): #2,105,170 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7919509 2-oxochromene derivatives Ayumu Okuda, Takayuki Matsuda, Toru Miura, Hidefumi Ozawa, Koichi Yamazaki +4 more 2011-04-05
7576203 Method for producing cyclic diamine derivative Kimiyuki Shibuya 2009-08-18