Inventor · disambiguated record
Takeshi Chonan
Also filed as: CHONAN TAKESHI
26 granted patents·17 pending applications·82 citations·filing 1992–2024
93Inventor score
Top patents by PatentIndex Score
43 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
- 0285US7655301B2Laminated structure for shielding against solar radiationSUMITOMO METAL MINING CO·Filed 2004·Granted Feb 2, 2010·20 cites·16 claims
- 0384US11912878B2Method 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
- 0484US10752512B2Composite tungsten oxide ultrafine particles and dispersion liquid of the sameSUMITOMO METAL MINING CO·Filed 2016·Granted Aug 25, 2020·4 cites·10 claims
- 0582US11447663B2Adhesive 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
- 0681US11787949B2Infrared 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
- 0781US2024376319A1Method of Producing Organic-Inorganic Hybrid Infrared Absorbing Particles and Organic-Inorganic Hybrid Infrared Absorbing ParticlesSUMITOMO METAL MINING CO·Filed 2024·Application pending·0 cites
- 0877US10562786B2Near-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
- 0977US10533100B2Near-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
- 1072US2025002727A1Antimold emulsion coating material, antimold fine particle dispersion, and article with antimold fine particle dispersionSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1167US5559072ANox removal catalyst and method of purifying exhaust gas by using the sameN E CHEMCAT CORP·Filed 1994·Granted Sep 24, 1996·21 cites·8 claims
- 1267US2024158607A1Infrared absorbing particles, infrared absorbing particle dispersion liquid, infrared absorbing particle dispersion material, infrared absorbing laminate transparent substrate, and infrared absorbing transparent substrateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1367US2025136832A1Infrared curable ink composition, infrared cured product and method for producing infrared cured productSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1464US11685839B2Near-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
- 1564US2025122362A1Infrared absorbing composite fine particles, infrared absorbing fine particle dispersion liquid, and infrared absorbing fine particle dispersion bodySUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1661US2023392025A1Surface-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
- 1760US11987520B2Surface-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
- 1860US11008476B2Anti-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
- 1960US2025270756A1Infrared absorbing fiber and fiber productSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 2060US2009216492A1Solar radiation shielding member and solar radiation shielding member forming fluid dispersionSUMITOMO METAL MINING CO·Filed 2009·Application pending·0 cites
- 2159US12286561B2Infrared-absorbing fine particle-containing composition and method for producing the sameSUMITOMO METAL MINING CO·Filed 2020·Granted Apr 29, 2025·0 cites·6 claims
- 2258US5609839ANox removal catalyst and method of purifying exhaust gas by using the sameN E CHEMCAT CORP·Filed 1995·Granted Mar 11, 1997·17 cites·10 claims
- 2358US2024368827A1Infrared absorbing fiber and fiber productSUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 2457US2024269637A1Organic-inorganic hybrid infrared absorbing particles, infrared absorbing particle dispersion, and method of producing organic-inorganic hybrid infrared absorbing particlesSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 2556US11895952B2Agricultural and horticultural covering film and method for producing the sameSUMITOMO METAL MINING CO·Filed 2018·Granted Feb 13, 2024·0 cites·11 claims
- 2656US11807766B2Anti-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
- 2755US2023022949A1Near-infrared absorbing material particles, near-infrared absorbing material particle dispersing solution, and near-infrared absorbing material particle dispersionSUMITOMO METAL MINING CO·Filed 2020·Application pending·0 cites
- 2854US11577537B2Light 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
- 2954US11345607B2Near-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
- 3051US11884790B2Near-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
- 3151US11180378B2Heat ray shielding fine particle dispersion body, heat ray shielding laminated transparent substrate, and method for producing the sameSUMITOMO METAL MINING CO·Filed 2017·Granted Nov 23, 2021·0 cites·14 claims
- 3251US2022081318A1Surface-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
- 3351US2024045122A1Heat ray shielding resin sheet materialSUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 3451US2022228012A1Anti-counterfeit ink composition, anti-counterfeit ink, and anti-counterfeit printed productSUMITOMO METAL MINING CO·Filed 2020·Application pending·0 cites
- 3551US2020283586A1Pulverized 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
- 3651US2024045124A1Laminated structure for solar radiation shieldingSUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 3750US11912054B2Light 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
- 3849US11312116B2Boride 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
- 3947US2006086928A1Sun shade and dispersion liquid for forming sun shadeSUMITOMO METAL MINING CO·Filed 2003·Application pending·0 cites
- 4045US11578184B2Absorbing 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
- 4145US11091655B2Infrared-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
- 4242US7247371B2Antimony tin oxide fine particles for sunlight shielding, and disperse liquid for formation of sunlight shielding solid, sunlight shielding solid, and transparent substrate for sunlight shielding using thereofSUMITOMO METAL MINING CO·Filed 2003·Granted Jul 24, 2007·0 cites·10 claims
- 4334US5217849AProcess for making a two-layer film carrierSUMITOMO METAL MINING CO·Filed 1992·Granted Jun 8, 1993·7 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →