Shingo Hayakawa — Lens Patent Author | Surface & Stop

Shingo Hayakawa2 related patents across 2 interactive lens diagrams.
View in relationship map →
Group by
Assignees
Canon Inc. (2)
Canon Inc.(2)JP H08-062541 A↗1996Assignee: Canon Inc.
Inventors: Shingo Hayakawa
Numerical Example 2CANON EF 75-300mm f/4-5.6 IS USM— 15 ELEMENTS / 10 GROUPS, DESIGN f = 76.12–291.49 mm
US 6,061,180↗2000Assignee: Canon Inc.
Inventors: Shingo Hayakawa
Numerical Example 1CANON EF 28-135mm f/3.5-5.6 IS USM— 16 elements / 12 groups, 28-135mm f/3.5-5.6 marketed; 28.891-131.182mm patent design