Yuma Kumisawa — Lens Patent Author | Surface & Stop

Yuma Kumisawa2 related patents across 2 interactive lens diagrams.
View in relationship map →
Group by
Assignees
Sony Group Corporation (2)
Sony Group Corporation(2)WO 2023/153076 A1↗2023Assignee: Sony Group Corporation
Inventors: Ryohei Tazaki, Yuma Kumisawa, Hiroo Juri
SONY FE 20-70mm f/4 G— 16 ELEMENTS / 13 GROUPS, f = 20.71–67.56 mm
WO 2025/239028 A1↗2025Assignee: Sony Group Corporation
Inventors: Masakazu Yamagishi, Ryohei Tazaki, Yuma Kumisawa
SONY FE 85mm f/1.4 GM II— 14 ELEMENTS / 11 GROUPS, f ≈ 82.5 mm