Inventor · disambiguated record
Kazuhiro Kubo
Also filed as: KARASAWA AKIRA · KUBO KAZUHIRO
48 granted patents·2 pending applications·908 citations·filing 1979–2023
98Inventor score
Top patents by PatentIndex Score
50 records- 0195US9708628B2Cationic lipid having improved intracellular kineticsNOF CORP·Filed 2014·Granted Jul 18, 2017·99 cites·20 claims
- 0295US4410528AHypotensive piperidine derivativesKYOWA HAKKO KOGYO KK·Filed 1981·Granted Oct 18, 1983·46 cites·4 claims
- 0394US5290782AXanthine derivativesKYOWA HAKKO KOGYO KK·Filed 1992·Granted Mar 1, 1994·57 cites·11 claims
- 0492US6875841B2Polyoxyalkylene derivative and process of producing the sameNOF CORP·Filed 2002·Granted Apr 5, 2005·47 cites·15 claims
- 0592US5010104ATricyclic compoundsKYOWA HAKKO KOGYO KK·Filed 1989·Granted Apr 23, 1991·28 cites·11 claims
- 0691US5010087ATricyclic compounds and TXA2 antagonistic compositions thereofKYOWA HAKKO KOGYO KK·Filed 1989·Granted Apr 23, 1991·26 cites·10 claims
- 0791US4999363ATricyclic compoundsKYOWA HAKKO KOGYO KK·Filed 1989·Granted Mar 12, 1991·50 cites·8 claims
- 0891US4994463ATricyclic thromboxane A2 antagonistsKYOWA HAKKO KOGYO KK·Filed 1988·Granted Feb 19, 1991·27 cites·12 claims
- 0990US4381398AAmino-alcohol derivativesKYOWA HAKKO KOGYO KK·Filed 1980·Granted Apr 26, 1983·20 cites·13 claims
- 1088US5242931ATricyclic compounds as TXA2 antagonistsKYOWA HAKKO KOGYO KK·Filed 1992·Granted Sep 7, 1993·40 cites·13 claims
- 1187US5302602ATricyclic thromboxane A2 antagonistsKYOWA HAKKO KOGYO KK·Filed 1992·Granted Apr 12, 1994·27 cites·10 claims
- 1287US4344945APiperidine derivativesKYOWA HAKKO KOGYO KK·Filed 1981·Granted Aug 17, 1982·17 cites·7 claims
- 1385US5143922ATricyclic thromboxane A2 antagonistsKYOWA HAKKO KOGYO KK·Filed 1990·Granted Sep 1, 1992·25 cites·10 claims
- 1484US4849441AIsoindolin-1-one derivative and antiarrhythmic agentKYOWA HAKKO KOGYO KK·Filed 1987·Granted Jul 18, 1989·23 cites·17 claims
- 1582US5302596ATricyclic compounds as TXA2 antagonistsKYOWA HAKKO KOGYO KK·Filed 1992·Granted Apr 12, 1994·40 cites·10 claims
- 1682US5118701ATricyclic compounds as txa2 antagonistsKYOWA HAKKO KOGYO KK·Filed 1990·Granted Jun 2, 1992·40 cites·7 claims
- 1782US5068236AXanthine derivativesKYOWA HAKKO KOGYO KK·Filed 1990·Granted Nov 26, 1991·46 cites·5 claims
- 1881US5549890AAnimal feed containing Bacillus subtilis FERM BP-3418 that decomposes aflatoxinAHC INC·Filed 1994·Granted Aug 27, 1996·20 cites·3 claims
- 1981US5478835ATricyclic compounds and intermediates thereofKYOWA HAKKO KOGYO KK·Filed 1994·Granted Dec 26, 1995·21 cites·11 claims
- 2080US5525607AXanthine compoundsKYOWA HAKKO KOGYO KK·Filed 1993·Granted Jun 11, 1996·17 cites·5 claims
- 2178US5270316ACondensed purine derivativesKYOWA HAKKO KOGYO KK·Filed 1990·Granted Dec 14, 1993·37 cites·8 claims
- 2277US9371271B2Method for manufacturing tertiary amino group-containing lipidNOF CORP·Filed 2013·Granted Jun 21, 2016·2 cites·12 claims
- 2377US6679822B2Polyalkylene oxide-modified phospholipid and production method thereofNOF CORP·Filed 2002·Granted Jan 20, 2004·8 cites·36 claims
- 2477US4344948APiperidine derivatives and pharmaceutical compositions containing sameKYOWA HAKKO KOGYO KK·Filed 1980·Granted Aug 17, 1982·18 cites·6 claims
- 2576US4962107AAgent for cerebral protectionKYOWA HAKKO KOGYO KK·Filed 1989·Granted Oct 9, 1990·11 cites·2 claims
- 2674US4882351ATricyclic compoundsROUSSEL UCLAF·Filed 1988·Granted Nov 21, 1989·9 cites·12 claims
- 2774US4668683ACardiotonic quinazoline derivativesKYOWA HAKKO KOGYO KK·Filed 1986·Granted May 26, 1987·11 cites·7 claims
- 2871US5667779AFungal inhibiting composition comprising Bacillus subtilis FERM BP-3418AHC INC·Filed 1996·Granted Sep 16, 1997·15 cites·8 claims
- 2970US10092655B2Cationic lipid for nucleic acid deliveryNOF CORP·Filed 2015·Granted Oct 9, 2018·1 cites·9 claims
- 3070US8445712B2Phospholipid derivative and pH-responsive liposomesARAI MASAYA·Filed 2010·Granted May 21, 2013·1 cites·12 claims
- 3170US7495116B2Phospholipid derivativeNOF CORP·Filed 2003·Granted Feb 24, 2009·2 cites·13 claims
- 3270US5364788APure culture of Bacillus subtilis FERM BP-3418AHC INC·Filed 1992·Granted Nov 15, 1994·12 cites·1 claims
- 3369US5340807ATricyclic compounds and intermediates thereofKYOWA HAKKO KOGYO KK·Filed 1992·Granted Aug 23, 1994·22 cites·24 claims
- 3469US2025197565A1Method for producing active carbonic acid ester of polyethylene glycol, and active carbonic acid ester of polyethylene glycolNOF CORP·Filed 2023·Application pending·0 cites
- 3567US4446141AHypotensive piperidine derivativesNAKAMIZO NOBUHIRO·Filed 1979·Granted May 1, 1984·11 cites·13 claims
- 3666US5192768APyrazoloquinoline derivativesKYOWA HAKKO KOGYO KK·Filed 1991·Granted Mar 9, 1993·11 cites·6 claims
- 3765US4450115AAmino-alcohol derivativesKYOWA HAKKO KOGYO KK·Filed 1981·Granted May 22, 1984·4 cites·23 claims
- 3852US7524981B2Phospholipid derivatives and process for the production thereNOF CORP·Filed 2003·Granted Apr 28, 2009·2 cites·19 claims
- 3951US7531604B2Phospholipid derivativeNOF CORP·Filed 2003·Granted May 12, 2009·0 cites·11 claims
- 4051US4390536APiperidine derivativesKYOWA HAKKO KOGYO KK·Filed 1982·Granted Jun 28, 1983·2 cites·7 claims
- 4149US5063227AQuinazoline-substituted pyridazinone derivatives having cardiotonic activityKYOWA HAKKO KOGYO KK·Filed 1990·Granted Nov 5, 1991·3 cites·3 claims
- 4247US7198945B2Cell having modified cell membraneNOF CORP·Filed 2002·Granted Apr 3, 2007·0 cites·8 claims
- 4345US7399877B2Phospholipid derivativeNOF CORP·Filed 2004·Granted Jul 15, 2008·0 cites·20 claims
- 4442US8557929B2Method for producing biodegradable polyoxyalkylene derivativeKUBO KAZUHIRO·Filed 2007·Granted Oct 15, 2013·0 cites·7 claims
- 4539US5120737AHexitol derivativesKYOWA HAKKO KOGYO KK·Filed 1991·Granted Jun 9, 1992·1 cites·14 claims
- 4639US4824842ACinnamoyl piperidines and thiomorpholine and cerebral protection compositionsKYOWA HAKKO KOGYO KK·Filed 1986·Granted Apr 25, 1989·1 cites·7 claims
- 4739US2009202619A1Polyoxyalkylene chain-containing lipid derivative and lipid film structure containing such derivativeUNIV TOKUSHIMA·Filed 2006·Application pending·0 cites
- 4838US5081264ABioxanthracene derivativesKYOWA HAKKO KABUSHIKI KAISHA·Filed 1990·Granted Jan 14, 1992·6 cites·5 claims
- 4934US4677125APhosphorus-containing peptide derivativesKYOWA HAKKO KOGYO KK·Filed 1986·Granted Jun 30, 1987·1 cites·8 claims
- 5033US5053408AHexitol derivatives having vasodilative activityKYOWA HAKKO KOGYO KK·Filed 1990·Granted Oct 1, 1991·1 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →