HT

Hirofumi TSUNEMATSU

SC Sumitomo Metal Mining Co.: 5 patents #1 of 77Top 2%
Overall (2023): #31,790 of 537,848Top 6%
5
Patents 2023

Issued Patents 2023

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11807766 Anti-counterfeit ink composition, anti-counterfeit ink, anti-counterfeit printed matter, and method for producing the anti-counterfeit ink composition Mika Okada, Takeshi Chonan 2023-11-07
11787949 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 Takeshi Chonan 2023-10-17
11685839 Near-infrared curable ink composition and production method thereof, near-infrared cured layer, and stereolithography Mika Okada, Takeshi Chonan 2023-06-27
11577537 Light to heat conversion layer and method for manufacturing the same, and donor sheet using the same Takeshi Chonan 2023-02-14
11578184 Absorbing fine particle dispersion liquid and absorbing fine particles dispersion body having excellent long-term stability, and method for producing them Takeshi Chonan, Takahisa KAWANO 2023-02-14