YS

Yoko Sekine

Dai Nippon Printing Co.: 6 patents #392 of 2,222Top 20%
📍 Oshima, JP: #196 of 1,090 inventorsTop 20%
Overall (All Time): #849,526 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9452631 Light-emitting medium Manabu Yamamoto, Mitsuru Kitamura, Tsuyoshi Yamauchi, Akiko Kitamura, Sakurako Hatori 2016-09-27
9383648 Anti-counterfeiting marker sheet and manufacturing method therefor, anti-counterfeiting function-imparting member, and article provided with anti-counterfeiting function Tsuyoshi Yamauchi, Mitsuru Kitamura 2016-07-05
9223235 Fine particles, particle group, anti-counterfeiting ink, anti-counterfeiting toner, anti-counterfeiting sheet, and anti-counterfeiting medium Tsuyoshi Yamauchi, Mitsuru Kitamura, Manabu Yamamoto, Akiko Kitamura 2015-12-29
9127181 Taggant particle group; and anti-counterfeit ink, anti-counterfeit toner, anti-counterfeit sheet, and anti-counterfeit medium comprising same Tsuyoshi Yamauchi, Mitsuru Kitamura, Manabu Yamamoto, Akiko Kitamura 2015-09-08
9028929 Light-emitting medium Manabu Yamamoto, Mitsuru Kitamura, Tsuyoshi Yamauchi, Akiko Kitamura, Sakurako Hatori 2015-05-12
8523238 Light-emitting medium and method of confirming light-emitting medium Manabu Yamamoto, Mitsuru Kitamura, Tsuyoshi Yamauchi, Akiko Kitamura, Sakurako Hatori 2013-09-03