Inventor
OKADA MIKA
JP27 patents
⚠️ This page may combine multiple inventors who share the name “OKADA MIKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO METAL MINING CO
18 patentsUS10442948B2Oct 15, 2019
Near-infrared absorbing fine particle dispersion liquid and method for producing the same
SUMITOMO METAL MINING CO4 citations71
US10308823B2Jun 4, 2019
Near-infrared absorbing fine particle dispersion liquid and method for producing the same
SUMITOMO METAL MINING CO2 citations71
US12435223B2Oct 7, 2025
Dark powder dispersion liquid, dark powder dispersion body and colored layer-attached base material
SUMITOMO METAL MINING CO0 citations62
US11685839B2Jun 27, 2023
Near-infrared curable ink composition and production method thereof, near-infrared cured layer, and stereolithography
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
US11130315B2Sep 28, 2021
Heat ray shielding fine particles, heat ray shielding fine particle dispersion liquid, heat ray shielding film, heat ray shielding glass, heat ray shielding dispersion body, and heat ray shielding laminated transparent substrate
SUMITOMO METAL MINING CO1 citations62
US11180378B2Nov 23, 2021
Heat ray shielding fine particle dispersion body, heat ray shielding laminated transparent substrate, and method for producing the same
SUMITOMO METAL MINING CO0 citations61
US11084949B2Aug 10, 2021
Near infrared absorbing fine particle dispersion liquid and method for producing the same, anti-counterfeit ink composition using near infrared absorbing fine particle dispersion liquid, and anti-counterfeit printed matter using near infrared absorbing fine particles
SUMITOMO METAL MINING CO0 citations61
US10370552B2Aug 6, 2019
Near-infrared absorbing fine particle dispersion liquid and method for producing the same
SUMITOMO METAL MINING CO1 citations61
US11533832B2Dec 20, 2022
Electromagnetic wave absorbing particle dispersoid and electromagnetic wave absorbing laminated transparent base material
SUMITOMO METAL MINING CO0 citations60
US11369048B2Jun 21, 2022
Electromagnetic-wave-absorbing particles, electromagnetic-wave-absorbing particle dispersion liquids, and manufacturing methods of electromagnetic-wave-absorbing particles
SUMITOMO METAL MINING CO0 citations60
US12195350B2Jan 14, 2025
Adhesive layer, near-infrared shielding film, laminated structure, stacked body and adhesive agent composition
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
US10787581B2Sep 29, 2020
Heat ray shielding particles, heat ray shielding particle dispersion liquid, heat ray shielding particle dispersion, heat ray shielding particle dispersion laminated transparent base material, infrared ray absorbing transparent base material, and method of producing heat ray shielding 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
US11248133B2Feb 15, 2022
Near infrared absorbing fine particle dispersion liquid and method for producing the same, anti-counterfeit ink composition using near infrared absorbing fine particle dispersion liquid, and anti-counterfeit printed matter using near infrared absorbing fine particles
SUMITOMO METAL MINING CO0 citations50
US11021002B2Jun 1, 2021
Near infrared absorbing fine particle dispersion liquid and method for producing the same, anti-counterfeit ink composition using near infrared absorbing fine particle dispersion liquid, and anti-counterfeit printed matter using near infrared absorbing fine particles
SUMITOMO METAL MINING CO0 citations50
US10604665B2Mar 31, 2020
Near infrared absorbing fine particle dispersion liquid and method for producing the same, anti-counterfeit ink composition using near infrared absorbing fine particle dispersion liquid, and anti-counterfeit printed matter using near infrared absorbing fine particles
SUMITOMO METAL MINING CO0 citations50