RK

Rie Koike

KC Kyowa Hakko Kogyo Co.: 2 patents #380 of 943Top 45%
Overall (All Time): #2,189,522 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6716987 Derivatives of benzofuran or benzodioxazole compounds Etsuo Ohshima, Takashi Kawakita, Koji Yanagawa, Kyoichiro Iida, Yoshisuke Nakasato +7 more 2004-04-06
6514996 Derivatives of benzofuran or benzodioxole Etsuo Ohshima, Takashi Kawakita, Koji Yanagawa, Kyoichiro Iida, Yoshisuke Nakasato +7 more 2003-02-04