Inventor · disambiguated record
Takehiro Nagasawa
Also filed as: NAGASAWA TAKEHIRO
12 granted patents·4 pending applications·2 citations·filing 2009–2018
80Inventor score
Top patents by PatentIndex Score
16 records- 0176US10894800B2Polymerizable silane compoundNISSAN CHEMICAL CORP·Filed 2017·Granted Jan 19, 2021·1 cites·4 claims
- 0271US10308750B2Polymerizable composition containing reactive silsesquioxane compoundNISSAN CHEMICAL IND LTD·Filed 2015·Granted Jun 4, 2019·1 cites·16 claims
- 0348US10899891B2Reactive polysiloxane and polymerizable composition comprising sameNISSAN CHEMICAL CORP·Filed 2017·Granted Jan 26, 2021·0 cites·15 claims
- 0446US11333800B2Optical waveguide-forming composition which contains reactive silsesquioxane compoundNISSAN CHEMICAL CORP·Filed 2018·Granted May 17, 2022·0 cites·8 claims
- 0545US10787535B2Polymerizable composition containing reactive silsesquioxane compound containing phenanthrene ringNISSAN CHEMICAL CORP·Filed 2017·Granted Sep 29, 2020·0 cites·18 claims
- 0643US10703863B2Polymerizable composition comprising silsesquioxane compound having acrylic groupNISSAN CHEMICAL IND LTD·Filed 2016·Granted Jul 7, 2020·0 cites·12 claims
- 0741US2020001557A1Method for manufacturing gi optical waveguideUNIV KEIO·Filed 2018·Application pending·0 cites
- 0839US10450418B2Polymerizable composition comprising reactive silsesquioxane compound and aromatic vinyl compoundNISSAN CHEMICAL IND LTD·Filed 2016·Granted Oct 22, 2019·0 cites·13 claims
- 0939US10253126B2Optical waveguide-forming compositionNISSAN CHEMICAL IND LTD·Filed 2016·Granted Apr 9, 2019·0 cites·20 claims
- 1039US8871332B2Transparent fluorine-containing polymerKUBOTA TOSHIO·Filed 2010·Granted Oct 28, 2014·0 cites·11 claims
- 1136US8575249B2High heat-resistant polygermane compound with sulfur-containing organic groupNAGASAWA TAKEHIRO·Filed 2011·Granted Nov 5, 2013·0 cites·12 claims
- 1234US2011281090A1Germanium-containing high-refractive-index thin film and production method thereofWATANABE AKIRA·Filed 2009·Application pending·0 cites
- 1333US10550217B2Polymerizable resin composition comprising reactive silsesquioxane compoundNISSAN CHEMICAL IND LTD·Filed 2016·Granted Feb 4, 2020·0 cites·10 claims
- 1433US10465054B1Production method for GI optical waveguideNISSAN CHEMICAL IND LTD·Filed 2016·Granted Nov 5, 2019·0 cites·2 claims
- 1533US2017023704A1Polymerizable composition containing reactive fluorine-containing silicone compoundNISSAN CHEMICAL IND LTD·Filed 2015·Application pending·0 cites
- 1622US2012065320A1Fluorine-containing 1,6-diene ether compound and fluorine-containing polymerKUBOTA TOSHIO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →