YT

Yoshiko TANAKA

Dai Nippon Printing Co.: 2 patents #23 of 218Top 15%
Overall (2025): #72,332 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12292373 Optical plastic film, and optical laminate, polarization plate, and image display device using same Shosei KUBOTA, Takashi Kuroda, Akinobu Ushiyama 2025-05-06
12216302 Optical film, polarizing plate, image display device, and optical film selection method Shosei KUBOTA, Norio Ishii, Takashi Kuroda, Hiroaki Segawa, Akinobu Ushiyama 2025-02-04