KK

Keizo Koya

SP Synta Pharmaceuticals: 49 patents #4 of 69Top 6%
Fujitsu Limited: 18 patents #1,600 of 24,456Top 7%
SB Shionogi Bioresearch: 3 patents #4 of 22Top 20%
DI Dana-Farber Cancer Institute: 1 patents #698 of 1,343Top 55%
📍 Yokohama, MA: #7 of 47 inventorsTop 15%
Overall (All Time): #25,112 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 51–75 of 76 patents

Patent #TitleCo-InventorsDate
6762204 Taxol enhancer compounds Lijun Sun, Shoujun Chen, Noriaki Tatsuta, Yaming Wu, Mitsunori Ono +1 more 2004-07-13
6743919 2-aroylimidazole compounds for treating cancer Lijun Sun, Mitsunori Ono, David James, Weiwen Ying, Shoujun Chen 2004-06-01
6616959 Water-soluble bean-based extracts Mitsunori Ono, Noriaki Tatsuta, Naoto Yamaguchi, Lan Bo Chen 2003-09-09
6541062 Water-soluble soybean extracts Mitsunori Ono, Noriaki Tatsuta, Naoto Yamaguchi, Lan Bo Chen 2003-04-01
6458406 Water-soluble bean-based extracts Mitsunori Ono, Noriaki Tatsuta, Naoto Yamaguchi, Lan Bo Chen 2002-10-01
6433199 Quinone derivatives Mitsunori Ono, Lijun Sun, Yumiko Wada, Wojciech Wrona, Natalie Dales +2 more 2002-08-13
6137003 Bis (haloethyl) aminobenzene derivatives Mitsunori Ono, Lijun Sun, Wojciech Wrona, Sylvia Holden, Noriaki Tatsuta 2000-10-24
5969133 Bioreductive cytotoxic agents Mitsunori Ono, Lijun Sun, Yumiko Wada, Wojciech Wrona, Natalie Dales +2 more 1999-10-19
5618831 Composition and method for treating cancer Tadao Shishido, Masayuki Kawakami, Akihiko Ikegawa, Toshinao Ukai, Lan Bo Chen 1997-04-08
5599825 Water-soluble methine compound and pharmaceutical composition for treatment of cancer comprising the same Noriaki Tatsuta, Akihiko Okegawa, Masayuki Kawakami 1997-02-04
5424442 Water-soluble methine compounds useful in photographic silver halide emulsion containing the same Toshinao Ukai, Haruo Takei 1995-06-13
5250692 Water-soluble methine compounds useful in photographic silver halide emulsions Toshinao Ukai, Haruo Takei 1993-10-05
5096801 Color image recording method Kozo Sato, Yoshiharu Yabuki, Hiroshi Hara 1992-03-17
5075208 Silver halide photographic material Hiroyuki Watanabe, Yasuhiro Yoshioka, Koki Nakamura 1991-12-24
5073473 Method of forming an image by silver salt diffusion transfer Yoshio Idota 1991-12-17
5071729 Silver halide color photographic material Shigeru Ohno, Yoshisada Nakamura 1991-12-10
5049477 Radiation responsive composition Koki Nakamura, Masayoshi Tsuboi 1991-09-17
5021334 Light-sensitive element for the diffusion transfer process 1991-06-04
4994363 Silver halide light-sensitive material containing a compound releasing a photographically useful group Koki Nakamura, Hiroyuki Watanabe, Yasuhiro Yoshioka 1991-02-19
4965170 Silver halide photographic material and method for forming super high contrast images therewith Toshinao Ukai, Kazuhiro Shirasu, Koki Nakamura, Masahiro Okada, Kazunobu Katoh 1990-10-23
4957848 Heat developable color light-sensitive material with dye developers Osamu Takahashi, Koichi Koyama 1990-09-18
H817 Photographic light-sensitive material Masaharu Toriuchi 1990-09-04
4942114 Silver halide photographic materials with reducible brightening agent releaser Keisuke Shiba 1990-07-17
4939066 Color diffusion transfer photographic element Masaharu Toriuchi 1990-07-03
4916047 Silver halide light-sensitive material Junichi Yamanouchi, Masaharu Toriuchi, Yoshisada Nakamura 1990-04-10