Inventor · disambiguated record
Hirofumi Tsunematsu
Also filed as: TSUNEMATSU Hirofumi
23 granted patents·10 pending applications·17 citations·filing 2015–2024
90Inventor score
Files withSUMITOMO METAL MINING CO33
Top patents by PatentIndex Score
33 records- 0190US11208563B2Surface-treated infrared absorbing fine particles, surface-treated infrared absorbing fine powder, infrared absorbing fine particle dispersion liquid using the surface-treated infrared absorbing fine particles, infrared absorbing fine particle dispersion body and method for producing themSUMITOMO METAL MINING CO·Filed 2018·Granted Dec 28, 2021·8 cites·23 claims
- 0284US11912878B2Method of producing organic-inorganic hybrid infrared absorbing particles and organic-inorganic hybrid infrared absorbing particlesSUMITOMO METAL MINING CO·Filed 2019·Granted Feb 27, 2024·1 cites·13 claims
- 0384US10752512B2Composite tungsten oxide ultrafine particles and dispersion liquid of the sameSUMITOMO METAL MINING CO·Filed 2016·Granted Aug 25, 2020·4 cites·10 claims
- 0482US11447663B2Adhesive layer, near-infrared absorbing film, laminated structure, lamination body, adhesive composition and method for producing the sameSUMITOMO METAL MINING CO·Filed 2018·Granted Sep 20, 2022·1 cites·26 claims
- 0581US11787949B2Infrared absorbing fine particle dispersed powder, dispersion liquid containing infrared absorbing fine particle dispersed powder, ink containing infrared absorbing fine particle dispersed powder, and anti-counterfeit ink, and anti-counterfeit printed matterSUMITOMO METAL MINING CO·Filed 2018·Granted Oct 17, 2023·1 cites·12 claims
- 0681US2024376319A1Method of Producing Organic-Inorganic Hybrid Infrared Absorbing Particles and Organic-Inorganic Hybrid Infrared Absorbing ParticlesSUMITOMO METAL MINING CO·Filed 2024·Application pending·0 cites
- 0777US10562786B2Near-infrared shielding material fine particle dispersion body, near-infrared shielding body and near-infrared shielding laminated structure, and method for producing the sameSUMITOMO METAL MINING CO·Filed 2017·Granted Feb 18, 2020·1 cites·15 claims
- 0877US10533100B2Near-infrared shielding material fine particles and method for producing the same, and near-infrared shielding material fine particle dispersion liquidSUMITOMO METAL MINING CO·Filed 2017·Granted Jan 14, 2020·1 cites·8 claims
- 0973US10934207B2Methods for producing an assembly of hexaboride fine particlesSUMITOMO METAL MINING CO·Filed 2019·Granted Mar 2, 2021·0 cites·5 claims
- 1066US12275648B2Near-infrared absorbing particles, method for producing near-infrared absorbing particles, near-infrared absorbing particle dispersion body, near- infrared absorbing laminate, and near-infrared absorbing transparent base materialSUMITOMO METAL MINING CO·Filed 2021·Granted Apr 15, 2025·0 cites·18 claims
- 1166US2025084264A1Near-infrared curable ink composition, near-infrared cured film, method for producing near-infrared cured productSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1265US2024052135A1Electromagnetic wave absorbing particles, electromagnetic wave absorbing particle dispersion liquid, electromagnetic wave absorbing particle dispersion, and electromagnetic wave absorbing laminateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1364US11685839B2Near-infrared curable ink composition and production method thereof, near-infrared cured layer, and stereolithographySUMITOMO METAL MINING CO·Filed 2018·Granted Jun 27, 2023·0 cites·15 claims
- 1461US2023392025A1Surface-treated infrared-absorbing fine particles and method for producing the same, infrared-absorbing fine-particle dispersion liquid, and infrared-absorbing fine-particle dispersion bodySUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 1560US11987520B2Surface-treated infrared absorbing fine particle dispersion liquid and infrared absorbing transparent substrateSUMITOMO METAL MINING CO·Filed 2019·Granted May 21, 2024·0 cites·17 claims
- 1660US11008476B2Anti-counterfeit ink composition, anti-counterfeit ink, anti-counterfeit printed matter, and method for producing the anti-counterfeit ink compositionSUMITOMO METAL MINING CO·Filed 2016·Granted May 18, 2021·0 cites·13 claims
- 1759US12286561B2Infrared-absorbing fine particle-containing composition and method for producing the sameSUMITOMO METAL MINING CO·Filed 2020·Granted Apr 29, 2025·0 cites·6 claims
- 1858US2024368827A1Infrared absorbing fiber and fiber productSUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 1956US11895952B2Agricultural and horticultural covering film and method for producing the sameSUMITOMO METAL MINING CO·Filed 2018·Granted Feb 13, 2024·0 cites·11 claims
- 2056US11807766B2Anti-counterfeit ink composition, anti-counterfeit ink, anti-counterfeit printed matter, and method for producing the anti-counterfeit ink compositionSUMITOMO METAL MINING CO·Filed 2018·Granted Nov 7, 2023·0 cites·11 claims
- 2154US11577537B2Light to heat conversion layer and method for manufacturing the same, and donor sheet using the sameSUMITOMO METAL MINING CO·Filed 2018·Granted Feb 14, 2023·0 cites·7 claims
- 2254US11345607B2Near-infrared absorbing fine particle dispersion liquid, near-infrared absorbing fine particle dispersion body, near-infrared absorbing transparent substrate, near-infrared absorbing laminated transparent substrateSUMITOMO METAL MINING CO·Filed 2017·Granted May 31, 2022·0 cites·13 claims
- 2354US2024417575A1Molecular film, molecular film assembly, infrared-shielding film, and structureSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 2454US2017283311A1Assembly of hexaboride fine particles, hexaboride fine particle dispersion, hexaboride fine particle-dispersed body, laminated transparent base material using hexaboride fine particle-dispersed body, infrared-absorptive film, and infrared-absorptive glassSUMITOMO METAL MINING CO·Filed 2015·Application pending·0 cites
- 2551US11884790B2Near-infrared shielding ultrafine particle dispersion body, near-infrared shielding intermediate film, near-infrared shielding laminated structure, and method for producing near-infrared shielding ultrafine particle dispersion bodySUMITOMO METAL MINING CO·Filed 2018·Granted Jan 30, 2024·0 cites·17 claims
- 2651US10486982B2Infrared absorbing fine particles, dispersion liquid using the same, dispersion body, laminated transparent base material, film, glass, and method for producing the sameSUMITOMO METAL MINING CO·Filed 2016·Granted Nov 26, 2019·0 cites·19 claims
- 2751US2022081318A1Surface-treated infrared-absorbing fine particles, surface-treated infrared-absorbing fine particle powder, infrared-absorbing fine particle dispersion in which said surface-treated infrared-absorbing fine particles are used, infrared-absorbing fine particle dispersoid, and infrared-absorbing substrateSUMITOMO METAL MINING CO·Filed 2019·Application pending·0 cites
- 2851US2022228012A1Anti-counterfeit ink composition, anti-counterfeit ink, and anti-counterfeit printed productSUMITOMO METAL MINING CO·Filed 2020·Application pending·0 cites
- 2951US2020283586A1Pulverized masterbatch products containing infrared absorbing fine particles, dispersion liquid containing pulverized masterbatch products containing infrared absorbing fine particles, ink containing infrared absorbing material, and anti-counterfeit ink and anti-counterfeit printed matter using them, and method for producing the pulverized masterbatch products containing infrared absorbing fine particlesSUMITOMO METAL MINING CO·Filed 2018·Application pending·0 cites
- 3050US11912054B2Light to heat conversion layer, donor sheet using light to heat conversion layer, and method for producing light to heat conversion layerSUMITOMO METAL MINING CO·Filed 2018·Granted Feb 27, 2024·0 cites·13 claims
- 3149US11312116B2Boride particles, boride particle dispersed liquid, infrared light shielding transparent base, infrared light shielding optical member, infrared light shielding particle dispersed body, infrared light shielding laminated transparent base, infrared light shielding particle dispersed powder, and master batchSUMITOMO METAL MINING CO·Filed 2016·Granted Apr 26, 2022·0 cites·7 claims
- 3245US11578184B2Absorbing fine particle dispersion liquid and absorbing fine particles dispersion body having excellent long-term stability, and method for producing themSUMITOMO METAL MINING CO·Filed 2018·Granted Feb 14, 2023·0 cites·15 claims
- 3345US11091655B2Infrared-shielding ultrafine particle dispersion body, interlayer for shielding solar radiation, infrared-shielding laminated structure, and method for producing near-infrared shielding ultrafine particle dispersion bodySUMITOMO METAL MINING CO·Filed 2016·Granted Aug 17, 2021·0 cites·13 claims
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