Inventor · disambiguated record
Tsutomu Naganawa
Also filed as: NAGANAWA TSUTOMU
27 granted patents·4 pending applications·400 citations·filing 1988–2010
97Inventor score
Files withDOW CORNING TORAY SILICONE19KOJIMA KAZUHIKO4DOW CORNING TORAY SILICON CO L2DOW CORNING SILICONE CO LTD1DOW CORNING TORAY SLICONE CO L1
Top patents by PatentIndex Score
31 records- 0191US8546483B2Oil-in-water organopolysiloxane emulsion composition, cosmetic ingredient comprising this composition, and method of producing a hair cosmetic using this compositionTANAKA HIDEFUMI·Filed 2009·Granted Oct 1, 2013·17 cites·12 claims
- 0288US6267842B1Water-based treatment agent for tissue paper and tissue paper treatment methodDOW CORNING TORAY SILICONE·Filed 2000·Granted Jul 31, 2001·37 cites·6 claims
- 0386US6211284B1Highly storage-stable organopolysiloxane compositionDOW CORNING TORAY SILICONE·Filed 1999·Granted Apr 3, 2001·46 cites·18 claims
- 0482US6409934B1Polyester fiber treatment agent compositionDOW CORNING TORAY SILICONE·Filed 2000·Granted Jun 25, 2002·14 cites·2 claims
- 0577US8623958B2Oil-in-water silicone emulsion compositionKOJIMA KAZUHIKO·Filed 2010·Granted Jan 7, 2014·2 cites·11 claims
- 0677US5428089ADiorganopolysiloxane composition with excellent heat resistanceDOW CORNING TORAY SILICON CO L·Filed 1994·Granted Jun 27, 1995·29 cites·4 claims
- 0776US6416558B1Water based fiber treatment agent and method for treating fibersDOW CORNING TORAY SILICONE·Filed 2000·Granted Jul 9, 2002·13 cites·1 claims
- 0872US8835555B2Method for producing emulsionKOJIMA KAZUHIKO·Filed 2009·Granted Sep 16, 2014·1 cites·8 claims
- 0972US6319980B1Method for preparing organic silicon compound emulsionDOW CORNING TORAY SILICONE·Filed 1999·Granted Nov 20, 2001·31 cites·6 claims
- 1072US5152950ABladder lubricant composition for tire moldingDOW CORNING TORAY SILICONE·Filed 1991·Granted Oct 6, 1992·16 cites·4 claims
- 1172US5073608ABladder lubricant composition for tire moldingDOW CORNING TORAY SILICONE·Filed 1990·Granted Dec 17, 1991·15 cites·10 claims
- 1271US6398860B1Sizing agent composition for printing paperDOW CORNING TORAY SILICONE·Filed 2000·Granted Jun 4, 2002·8 cites·14 claims
- 1371US5171638AOrganopolysiloxane/acrylate ester copolymer emulsionDOW CORNING TORAY SILICONE·Filed 1991·Granted Dec 15, 1992·24 cites·14 claims
- 1468US6441105B2Synthetic fiber treatment agent compositionDOW CORNING TORAY SILICONE·Filed 2001·Granted Aug 27, 2002·4 cites·14 claims
- 1567US5738813ARelease agent composition for tire moldingDOW CORNING TORAY SILICONE·Filed 1995·Granted Apr 14, 1998·25 cites·3 claims
- 1667US4889770AComposition for the surface treatment of rubberTORAY SILICONE CO·Filed 1988·Granted Dec 26, 1989·24 cites·20 claims
- 1758US2012035275A1Emulsion, Method For Producing The Same, And Cosmetic Raw Material Formed From The SameKOJIMA KAZUHIKO·Filed 2009·Application pending·0 cites
- 1855US5599778AOrganosiloxane lubricant compositionsDOW CORNING TORAY SILICONE·Filed 1995·Granted Feb 4, 1997·15 cites·7 claims
- 1954US6300287B1Parting agent for copier tonerDOW CORNING TORAY SILICONE·Filed 2000·Granted Oct 9, 2001·2 cites·1 claims
- 2054US5401801AAqueous silicone emulsion having utility as a mold releaseDOW CORNING TORAY SILICONE·Filed 1993·Granted Mar 28, 1995·11 cites·8 claims
- 2151US6180712B1Silicone water-based emulsion compositionDOW CORNING SILICONE CO LTD·Filed 1999·Granted Jan 30, 2001·11 cites·20 claims
- 2249US5919290ARelease agentDOW CORNING TORAY SILICONE·Filed 1998·Granted Jul 6, 1999·9 cites·14 claims
- 2348US2011129660A1Water-Repellent Light Weight Cellular Concrete Panel, Method of Producing The Aforesaid, And Water-Based Organopolysiloxane EmulsionJIMPACHI KENJI·Filed 2009·Application pending·0 cites
- 2447US6416557B1Water based fiber treatment agentDOW CORNING TORAY SILICONE·Filed 1999·Granted Jul 9, 2002·9 cites·2 claims
- 2547US5861458ASilicone water-based emulsion mold release agent and a manufacturing method thereforDOW CORNING TORAY SILICONE·Filed 1996·Granted Jan 19, 1999·11 cites·5 claims
- 2647US5851431AMicroemulsion and fiber treatment agentDOW CORNING TORAY SILICONE·Filed 1997·Granted Dec 22, 1998·9 cites·3 claims
- 2747US2002035186A1Diorganopolysiloxane/acrylate ester copolymer emulsion composition for fabric treatmentFiled 2001·Application pending·0 cites
- 2845US5302335AMethod for the preparation of water-repellant hardened moldingsDOW CORNING TORAY SLICONE CO L·Filed 1993·Granted Apr 12, 1994·8 cites·13 claims
- 2939US5625025AHeat resistant silicone compositionsDOW CORNING TORAY SILICONE·Filed 1995·Granted Apr 29, 1997·6 cites·24 claims
- 3039US2011319557A1Oil-In-Water Silicone Emulsion CompositionKOJIMA KAZUHIKO·Filed 2010·Application pending·0 cites
- 3135US5428092ARelease agent compositionDOW CORNING TORAY SILICON CO L·Filed 1994·Granted Jun 27, 1995·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →