Inventor · disambiguated record
Masanao Kamei
Also filed as: KAMEI MASANAO
39 granted patents·12 pending applications·443 citations·filing 1986–2022
97Inventor score
Top patents by PatentIndex Score
51 records- 0194US8398964B2Organopolysiloxane having amide group, and cosmetic material containing sameKAMEI MASANAO·Filed 2010·Granted Mar 19, 2013·12 cites·15 claims
- 0290US8026330B2Organopolysiloxane having carboxyl groupsSHINETSU CHEMICAL CO·Filed 2009·Granted Sep 27, 2011·9 cites·7 claims
- 0390US5220033ASiloxane compounds and their preparationSHINETSU CHEMICAL CO·Filed 1991·Granted Jun 15, 1993·89 cites·3 claims
- 0489US8912354B2Organopolysiloxane and cosmetic containing the sameKAMEI MASANAO·Filed 2011·Granted Dec 16, 2014·4 cites·8 claims
- 0589US4798680AOptically active compound, process for producing same and liquid crystal composition containing sameCANON KK·Filed 1986·Granted Jan 17, 1989·49 cites·21 claims
- 0688US9023830B2CosmeticSHINETSU CHEMICAL CO·Filed 2013·Granted May 5, 2015·3 cites·20 claims
- 0787US7862895B2Organopolysiloxane combination for surface treatment, powder treated with the combination, and cosmetic comprising the powderSHINETSU CHEMICAL CO·Filed 2006·Granted Jan 4, 2011·4 cites·29 claims
- 0885US10626222B2Organic group-modified organosilicon resin, making method, and cosmeticsSHINETSU CHEMICAL CO·Filed 2018·Granted Apr 21, 2020·1 cites·6 claims
- 0985US10098831B2Surface-treated powder and cosmetic having the sameSHINETSU CHEMICAL CO·Filed 2014·Granted Oct 16, 2018·2 cites·13 claims
- 1082US11214652B2Organic group-modified organosilicon resin, production method thereof, and cosmeticSHINETSU CHEMICAL CO·Filed 2018·Granted Jan 4, 2022·1 cites·15 claims
- 1182US4918213AOptically active compound and liquid crystal composition containing sameCANON KK·Filed 1988·Granted Apr 17, 1990·36 cites·10 claims
- 1281US7722899B2Surface-treated powder and cosmetic preparationSHINETSU CHEMICAL CO·Filed 2002·Granted May 25, 2010·11 cites·36 claims
- 1380US7612051B2Powder composition, dispersion of this powder composition in oil and cosmetic material containing sameSHINETSU CHEMICAL CO·Filed 2003·Granted Nov 3, 2009·8 cites·22 claims
- 1480US4904410AMesomorphic compound and liquid crystal composition containing sameCANON KK·Filed 1988·Granted Feb 27, 1990·14 cites·21 claims
- 1578US8734771B2Powder treated with a power treating agent comprising an organopolysiloxane and cosmetic comprising the powderKAMEI MASANAO·Filed 2007·Granted May 27, 2014·1 cites·18 claims
- 1676US4867903AFluoroalkane derivativeCANON KK·Filed 1987·Granted Sep 19, 1989·27 cites·45 claims
- 1773US5767219APolysiloxane-polyether block copolymer and method for the preraration thereofSHINETSU CHEMICAL CO·Filed 1997·Granted Jun 16, 1998·26 cites·14 claims
- 1873US5130460ASiloxane compound containing hydroxyphenyl groupSHINETSU CHEMICAL CO·Filed 1990·Granted Jul 14, 1992·20 cites·8 claims
- 1972US5369206AMethod for the preparation of an organopolysiloxane polymerizable at a single molecular chain endSHINETSU CHEMICAL CO·Filed 1994·Granted Nov 29, 1994·14 cites·5 claims
- 2072US2009203802A1Powder composition, a dispersion of powder in oil, and a cosmetic comprising the sameKAMEI MASANAO·Filed 2009·Application pending·0 cites
- 2171US5073306AOptically active compound and liquid crystal composition containing sameCANON KK·Filed 1989·Granted Dec 17, 1991·9 cites·22 claims
- 2269US2024261209A1Organopolysiloxane-modified cyclodextrin compound and cosmetics containing sameSHINETSU CHEMICAL CO·Filed 2022·Application pending·0 cites
- 2368US7342049B2Dilatant fluid compositionSHINETSU CHEMICAL CO·Filed 2004·Granted Mar 11, 2008·7 cites·6 claims
- 2467US2024287210A1Organopolysiloxane-modified cyclodextrin compound, method for producing same, and cosmetic containing sameSHINETSU CHEMICAL CO·Filed 2022·Application pending·0 cites
- 2566US4917817AOptical active compound, process for producing same and liquid crystal composition containing sameCANON KK·Filed 1988·Granted Apr 17, 1990·15 cites·4 claims
- 2665US7285290B2Hydrophilized powder and a composition comprising the sameSHINETSU CHEMICAL CO·Filed 2003·Granted Oct 23, 2007·1 cites·13 claims
- 2764US2006165629A1Powder composition, a dispersion of powder in oil, and a cosmetic comprising the sameSHINETSU CHEMICAL CO·Filed 2006·Application pending·0 cites
- 2863US4873018AOptically active compound, process for producing same and liquid crystal composition containing sameCANON KK·Filed 1987·Granted Oct 10, 1989·14 cites·21 claims
- 2963US2024327578A1Silicone-based polymer compound and silicone-based polymer materialUNIV OSAKA·Filed 2022·Application pending·0 cites
- 3061US2023157942A1CosmeticSHINETSU CHEMICAL CO·Filed 2020·Application pending·0 cites
- 3160US9023969B2Powder surface-treated with an organopolysiloxane having carboxyl groups, a dispersion of the same, and a cosmetic comprising the sameKAMEI MASANAO·Filed 2009·Granted May 5, 2015·0 cites·13 claims
- 3260US6093240ABinder composition and aqueous coating compositionSHINETSU CHEMICAL CO·Filed 1997·Granted Jul 25, 2000·19 cites·15 claims
- 3358US5118723ARadiation-curable organopolysiloxane-containing compositionSHINETSU CHEMICAL CO·Filed 1991·Granted Jun 2, 1992·12 cites·6 claims
- 3455US4950726AOrganopolysiloxane compound having liquid-crystalline phaseSHINETSU CHEMICAL CO·Filed 1989·Granted Aug 21, 1990·9 cites·4 claims
- 3554US5935311AWater-resistant ink composition and writing instrumentSHINETSU CHEMICAL CO·Filed 1998·Granted Aug 10, 1999·15 cites·6 claims
- 3653US10662294B2Organopolysiloxane, cosmetics, and method for manufacturing organopolysiloxaneSHINETSU CHEMICAL CO·Filed 2017·Granted May 26, 2020·0 cites·11 claims
- 3753US2020214968A1Urea group-containing organopolysiloxane, method for manufacturing urea group-containing organopolysiloxane, and cosmeticSHINETSU CHEMICAL CO·Filed 2018·Application pending·0 cites
- 3851US11389389B2CosmeticSHINETSU CHEMICAL CO·Filed 2018·Granted Jul 19, 2022·0 cites·12 claims
- 3951US8808675B2Organopolysiloxane hair treatment agent and hair cosmetic containing the treatment agentKAMEI MASANAO·Filed 2003·Granted Aug 19, 2014·0 cites·9 claims
- 4050US2020281836A1CosmeticSHINETSU CHEMICAL CO·Filed 2018·Application pending·0 cites
- 4146US8697042B2Organopolysiloxane and cosmetic containing itKAMEI MASANAO·Filed 2012·Granted Apr 15, 2014·0 cites·7 claims
- 4246US2004091439A1Powder composition, a dispersion of powder in oil, and a cosmetic comprising the sameFiled 2003·Application pending·0 cites
- 4344US2017000723A1Organopolysiloxane and hair cosmetic and method for producing thereofSHINETSU CHEMICAL CO·Filed 2016·Application pending·0 cites
- 4441US10590242B2Method for producing hydrosilyl group-containing organic silicon resinSHINETSU CHEMICAL CO·Filed 2016·Granted Mar 17, 2020·0 cites·17 claims
- 4541US2014093821A1Liquid developer and method of producing liquid developerSHINETSU CHEMICAL CO·Filed 2013·Application pending·0 cites
- 4640US11639885B2Method for analyzing degree of hydrophobicity of powder, highly hydrophobized coloring pigment, and cosmetic containing said coloring pigmentSHINETSU CHEMICAL CO·Filed 2018·Granted May 2, 2023·0 cites·15 claims
- 4740US2011052523A1Organopolysiloxane compound and amidoamine compound, and cosmetic preparationMORIYA HIROYUKI·Filed 2010·Application pending·0 cites
- 4836US6306928B1Water resistant ink compositionsSHINETSU CHEMICAL CO·Filed 1999·Granted Oct 23, 2001·5 cites·32 claims
- 4935US5328639AFluoroalkane derivative, its composition and liquid crystal device using the sameCANON KK·Filed 1992·Granted Jul 12, 1994·3 cites·9 claims
- 5033US5372890AOrganopolysiloxane composition for the production of release paperSHINETSU CHEMICAL CO·Filed 1993·Granted Dec 13, 1994·3 cites·6 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →