Inventor · disambiguated record
Keizou Ishikawa
Also filed as: ISHIKAWA KEIZOU
6 granted patents·4 pending applications·156 citations·filing 1992–2015
83Inventor score
Top patents by PatentIndex Score
10 records- 0192US5415791ALubricating composition and a sliding member comprising the compositionOILES INDUSTRY CO LTD·Filed 1992·Granted May 16, 1995·104 cites·31 claims
- 0289US8323669B2Polymer conjugate of taxaneKITAGAWA MASAYUKI·Filed 2007·Granted Dec 4, 2012·15 cites·6 claims
- 0379US8940332B2High-molecular weight conjugate of podophyllotoxinsKITAGAWA MASAYUKI·Filed 2007·Granted Jan 27, 2015·5 cites·5 claims
- 0459US9434822B2Block copolymer, micelle preparation, and anticancer agent containing the same as active ingredientNIPPON KAYAKU KK·Filed 2013·Granted Sep 6, 2016·0 cites·8 claims
- 0557US5747502AProcess for preparing benzo c!phenanthridinium derivatives, novel compounds prepared by said process, and antitumor agentsNIPPON KAYAKU KK·Filed 1992·Granted May 5, 1998·24 cites·12 claims
- 0653US2008113028A1Novel Block Copolymer, Micelle Preparation, And Anticancer Agent Containing The Same As Active IngredientSHIMIZU KAZUHISA·Filed 2005·Application pending·0 cites
- 0751US2016122498A1Damping material, vibration damping member using the damping material, and seismic isolation apparatus incorporating the vibration damping memberOILES INDUSTRY CO LTD·Filed 2014·Application pending·0 cites
- 0849US2010004403A1High-Molecular Weight Conjugate of CombretastatinsKITAGAWA MASAYUKI·Filed 2007·Application pending·0 cites
- 0947US2015259479A1Novel Block Copolymer, Micelle Preparation, And Anticancer Agent Containing The Same As Active IngredientNIPPON KAYAKU KK·Filed 2015·Application pending·0 cites
- 1045US6251355B1Fine cisplatin powder and process for the production thereofNIPPON KAYAKU KK·Filed 1997·Granted Jun 26, 2001·8 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →