Inventor
TSUNEMATSU Hirofumi
JP23 patents
Patents
23 patentsUS11208563B2Dec 28, 2021
Surface-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 them
SUMITOMO METAL MINING CO8 citations82
US10752512B2Aug 25, 2020
Composite tungsten oxide ultrafine particles and dispersion liquid of the same
SUMITOMO METAL MINING CO4 citations72
US11987520B2May 21, 2024
Surface-treated infrared absorbing fine particle dispersion liquid and infrared absorbing transparent substrate
SUMITOMO METAL MINING CO0 citations62
US11895952B2Feb 13, 2024
Agricultural and horticultural covering film and method for producing the same
SUMITOMO METAL MINING CO0 citations62
US11787949B2Oct 17, 2023
Infrared 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 matter
SUMITOMO METAL MINING CO1 citations62
US11685839B2Jun 27, 2023
Near-infrared curable ink composition and production method thereof, near-infrared cured layer, and stereolithography
SUMITOMO METAL MINING CO0 citations62
US11577537B2Feb 14, 2023
Light to heat conversion layer and method for manufacturing the same, and donor sheet using the same
SUMITOMO METAL MINING CO0 citations62
US11447663B2Sep 20, 2022
Adhesive layer, near-infrared absorbing film, laminated structure, lamination body, adhesive composition and method for producing the same
SUMITOMO METAL MINING CO1 citations62
US11008476B2May 18, 2021
Anti-counterfeit ink composition, anti-counterfeit ink, anti-counterfeit printed matter, and method for producing the anti-counterfeit ink composition
SUMITOMO METAL MINING CO0 citations62
US10562786B2Feb 18, 2020
Near-infrared shielding material fine particle dispersion body, near-infrared shielding body and near-infrared shielding laminated structure, and method for producing the same
SUMITOMO METAL MINING CO1 citations62
US10533100B2Jan 14, 2020
Near-infrared shielding material fine particles and method for producing the same, and near-infrared shielding material fine particle dispersion liquid
SUMITOMO METAL MINING CO1 citations62
US11912878B2Feb 27, 2024
Method of producing organic-inorganic hybrid infrared absorbing particles and organic-inorganic hybrid infrared absorbing particles
SUMITOMO METAL MINING CO1 citations59
US10486982B2Nov 26, 2019
Infrared absorbing fine particles, dispersion liquid using the same, dispersion body, laminated transparent base material, film, glass, and method for producing the same
SUMITOMO METAL MINING CO0 citations52
US11912054B2Feb 27, 2024
Light to heat conversion layer, donor sheet using light to heat conversion layer, and method for producing light to heat conversion layer
SUMITOMO METAL MINING CO0 citations51
US11807766B2Nov 7, 2023
Anti-counterfeit ink composition, anti-counterfeit ink, anti-counterfeit printed matter, and method for producing the anti-counterfeit ink composition
SUMITOMO METAL MINING CO0 citations51
US11345607B2May 31, 2022
Near-infrared absorbing fine particle dispersion liquid, near-infrared absorbing fine particle dispersion body, near-infrared absorbing transparent substrate, near-infrared absorbing laminated transparent substrate
SUMITOMO METAL MINING CO0 citations51
US11091655B2Aug 17, 2021
Infrared-shielding ultrafine particle dispersion body, interlayer for shielding solar radiation, infrared-shielding laminated structure, and method for producing near-infrared shielding ultrafine particle dispersion body
SUMITOMO METAL MINING CO0 citations51
US10934207B2Mar 2, 2021
Methods for producing an assembly of hexaboride fine particles
SUMITOMO METAL MINING CO0 citations51
US12286561B2Apr 29, 2025
Infrared-absorbing fine particle-containing composition and method for producing the same
SUMITOMO METAL MINING CO0 citations50
US12275648B2Apr 15, 2025
Near-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 material
SUMITOMO METAL MINING CO0 citations50
US11884790B2Jan 30, 2024
Near-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 body
SUMITOMO METAL MINING CO0 citations50
US11312116B2Apr 26, 2022
Boride 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 batch
SUMITOMO METAL MINING CO0 citations48
US11578184B2Feb 14, 2023
Absorbing fine particle dispersion liquid and absorbing fine particles dispersion body having excellent long-term stability, and method for producing them
SUMITOMO METAL MINING CO0 citations44