TY

Toshihisa Yamakawa

Dai Nippon Printing Co.: 3 patents #744 of 2,222Top 35%
Overall (All Time): #1,438,337 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11164058 Information recording object Yuko Aoyama, Jun Sato 2021-11-02
11102372 Information recording body, medium and printed product Yuko Aoyama, Jun Sato 2021-08-24
10242309 Information recording object and reading device Yuko Aoyama, Atsuhiro Sabashi, Daiki Katou 2019-03-26