Masaaki Yanagisawa — Lens Patent Author | Surface & Stop

Masaaki Yanagisawa2 related patents across 3 interactive lens diagrams.
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Nikon Corporation (2)
Nikon Corporation(2)US 4,812,027 A↗1989Assignee: Nikon Corporation
Inventors: Masaaki Yanagisawa
NIKON AI AF NIKKOR 85mm f/1.8 S— 6 ELEMENTS / 6 GROUPS, 85 mm
US 4,908,639 A↗1990Assignee: Nikon Corporation
Inventors: Masaaki Yanagisawa
NIKON AF DC-NIKKOR 135mm f/2 D— 7 ELEMENTS / 6 GROUPS, 135mm f/2NIKON AI AF DC-NIKKOR 105mm f/2 D— 6 ELEMENTS / 6 GROUPS, 105 mm f/2