KI

Keiji Ishibashi

EI Eisai: 15 patents #65 of 998Top 7%
📍 Ibaraki, JP: #610 of 6,779 inventorsTop 9%
Overall (All Time): #328,055 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
6218392 Fused pyridazine compounds Nobuhisa Watanabe, Yasuhiro Kabasawa, Yasutaka Takase, Fumihiro Ozaki, Kazuki Miyazaki +6 more 2001-04-17
5849741 Fused pyridazine compounds Nobuhisa Watanabe, Yasuhiro Kabasawa, Yasutaka Takase, Fumihiro Ozaki, Kazuki Miyazaki +6 more 1998-12-15
5716993 Anthranilic acid derivatives Fumihiro Ozaki, Hironori Ikuta, Hiroki Ishihara, Shigeru Souda 1998-02-10
5607953 Butenoic or propenoic acid derivative Norio Minami, Fumihiro Ozaki, Yasuhiro Kabasawa, Megumi Ikemori, Toshiaki Ogawa +1 more 1997-03-04
5605907 Cyclohexane derivatives Yasuhiro Kabasawa, Fumihiro Ozaki, Takashi Hasegawa, Hitoshi Oinuma, Manabu Shirato +4 more 1997-02-25
5606061 Thioformamide derivatives Yasuhiro Kabasawa, Fumihiro Ozaki, Takashi Hasegawa, Hitoshi Oinuma, Toshiaki Ogawa +6 more 1997-02-25
5498634 Thioformamide derivatives Yasuhiro Kabasawa, Fumihiro Ozaki, Takashi Hasegawa, Hitoshi Oinuma, Toshiaki Ogawa +6 more 1996-03-12
5478839 Cyclohexane derivatives Yasuhiro Kabasawa, Fumihiro Ozaki, Takashi Hasegawa, Hitoshi Oinuma, Manabu Shirato +4 more 1995-12-26
5444066 Thioformamide derivatives having hypotensive activity Yasuhiro Kabasawa, Fumihiro Ozaki, Takashi Hasegawa, Hitoshi Oinuma, Toshiaki Ogawa +6 more 1995-08-22
5430059 Butenoic acid derivatives Norio Minami, Fumihiro Ozaki, Yasuhiro Kabasawa, Toshiaki Ogawa, Hideyuki Adachi +1 more 1995-07-04
5382595 Butenoic or propenoic acid derivative Norio Minami, Fumihiro Ozaki, Yasuhiro Kabasawa, Megumi Ikemori, Toshiaki Ogawa +1 more 1995-01-17
5292770 Butenoic acid derivatives Norio Minami, Fumihiro Ozaki, Yasuhiro Kabasawa, Toshiaki Ogawa, Hideyuki Adachi +1 more 1994-03-08
5177089 Butenoic or propenoic acid derivative Norio Minami, Fumihiro Ozaki, Yasuhiro Kabasawa, Megumi Ikemori, Toshiaki Ogawa +1 more 1993-01-05
5166188 Butenoic acid derivatives Norio Minami, Fumihiro Ozaki, Yasuhiro Kabasawa, Toshiaki Ogawa, Hideyuki Adachi +1 more 1992-11-24
5047417 Butenoic or propenoic acid derivatives Norio Minami, Fumihiro Ozaki, Yasuhiro Kabasawa, Megumi Ikemori, Toshiaki Ogawa +1 more 1991-09-10