KK

KENSHIRO KAWASAKI

SO Sony: 1 patents #767 of 2,279Top 35%
Overall (2025): #319,331 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12371521 Photosensitive composition, hologram recording medium using the same, hologram optical element, and method of forming hologram diffraction grating Hisaya HARA, Takahiro Ohe 2025-07-29