Inventor

MAEZAWA KOJI

JP5 patents

⚠️ This page may combine multiple inventors who share the name “MAEZAWA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

3 patents

US10895724B2Jan 19, 2021

Optical system having refracting surface and reflecting surface, and image capturing apparatus and projection apparatus including the same

CANON KK0 citations48

US12019226B2Jun 25, 2024

Optical system and imaging apparatus including optical system

CANON KK0 citations46

US10908402B2Feb 2, 2021

Image pickup apparatus including optical system having refractive surface and reflection surface, and on-board system and moving device provided with same

CANON KK0 citations46

HITACHI MAXELL

1 patent

US7801010B2Sep 21, 2010

Coupling lens and optical pickup device

HITACHI MAXELL7 citations65

MAEZAWA KOJI

1 patent

US8810711B2Aug 19, 2014

Catadioptric optical system and image pickup apparatus having the same

MAEZAWA KOJI2 citations50