TK

Takashi Kawakita

KC Kyowa Hakko Kogyo Co.: 4 patents #233 of 943Top 25%
Overall (All Time): #1,265,111 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6716987 Derivatives of benzofuran or benzodioxazole compounds Etsuo Ohshima, Koji Yanagawa, Kyoichiro Iida, Rie Koike, Yoshisuke Nakasato +7 more 2004-04-06
6514996 Derivatives of benzofuran or benzodioxole Etsuo Ohshima, Koji Yanagawa, Kyoichiro Iida, Rie Koike, Yoshisuke Nakasato +7 more 2003-02-04
5484924 Imidazonaphthyridine derivatives Fumio Suzuki, Takeshi Kuroda, Shigeto Kitamura, Haruhiko Manabe 1996-01-16
5281610 Condensed naphthyridine derivatives Fumio Suzuki, Takeshi Kuroda, Kenji Ohmori, Hiroshi Nakajima, Toshikazu Kamiya +1 more 1994-01-25