KI

Keizou Ishikawa

NK Nippon Kayaku: 5 patents #128 of 1,103Top 15%
OI Oiles: 1 patents #134 of 253Top 55%
Overall (All Time): #850,167 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9434822 Block copolymer, micelle preparation, and anticancer agent containing the same as active ingredient Kazuhisa Shimizu, Takeshi Nakanishi 2016-09-06
8940332 High-molecular weight conjugate of podophyllotoxins Masayuki Kitagawa, Keiichirou Yamamoto, Kazutoshi Takashio, Masao Shibata 2015-01-27
8323669 Polymer conjugate of taxane Masayuki Kitagawa, Takeshi Onda 2012-12-04
6251355 Fine cisplatin powder and process for the production thereof Toshitaka Murata, Osamu Kogawa, Kenji Iwata 2001-06-26
5747502 Process for preparing benzoc!phenanthridinium derivatives, novel compounds prepared by said process, and antitumor agents Miyoji Hanaoka, Hisao Ekimoto, Fumiko Kobayashi, Yukio Irie, Katsutoshi Takahashi +3 more 1998-05-05
5415791 Lubricating composition and a sliding member comprising the composition Hideo Chou, Kikuo Sumiyoshi, Yasunori Nishi 1995-05-16