IK

Itsumaro Kumadaki

KK Kureha Kagaku Kogyo: 8 patents #73 of 607Top 15%
Overall (All Time): #592,623 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
4916221 Fluorine-containing protoporphyrin derivatives and their salts Akira Ando, Haruo Sato 1990-04-10
4567293 2-[Para-(2-substituted or unsubstituted-3,3,3-tri-fluoropropyl)phenyl]propionic acid or a salt thereof Yoshiro Kobayashi, Takashi Yamauchi, Akira Iizuka 1986-01-28
4476328 Process for producing 3,3,3-trifluoropropyl substituted phenol Yoshiro Kobayashi, Masaaki Takahashi, Takashi Yamauchi 1984-10-09
4451674 Substituted benzene derivatives having at least one benzene ring substituted by 3,3,3-trifluoropropyl group and process for their production Yoshiro Kobayashi, Masaaki Takahashi, Takashi Yamauchi 1984-05-29
4423259 Process for producing phenyl-[3,3,3-trifluoropropyl)phenyl]methane Yoshiro Kobayashi, Masaaki Takahashi, Takashi Yamauchi 1983-12-27
4405824 Process for producing aryl- or aralkylbenzene having two benzene rings at least one of which is substituted by at least one 3,3,3-trifluoropropyl group Yoshiro Kobayashi, Masaaki Takahashi, Takashi Yamauchi 1983-09-20
4396785 3,3,3-Trifluoropropyl derivatives of naphthalene or methylnaphthalene and process for preparing the same Yoshiro Kobayashi, Masaaki Takahashi, Takashi Yamauchi 1983-08-02
4356335 Aryl- or aralkylbenzene having two benzene rings at least one of which is substituted by at least one 3,3,3-trifluoropropyl group Yoshiro Kobayashi, Masaaki Takahashi, Takashi Yamauchi 1982-10-26
4324929 Process for producing mono, bis or tris(3,3,3-trifluoropropyl)benzene Yoshiro Kobayashi, Masaaki Takahashi, Takashi Yamauchi 1982-04-13