Inventor
MASUI ATSUO
JP25 patents
⚠️ This page may combine multiple inventors who share the name “MASUI ATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONICA MINOLTA PHOTO IMAGING
11 patentsUS7489450B2Feb 10, 2009
Lens unit and an image-sensing apparatus therewith
KONICA MINOLTA PHOTO IMAGING10 citations84
US7446947B2Nov 4, 2008
Variable magnification optical system and image taking apparatus provided therewith
KONICA MINOLTA PHOTO IMAGING9 citations84
US7339747B2Mar 4, 2008
Variable magnification optical system
KONICA MINOLTA PHOTO IMAGING10 citations83
US7221517B2May 22, 2007
Image forming device
KONICA MINOLTA PHOTO IMAGING17 citations83
US7042652B2May 9, 2006
Image-taking apparatus
KONICA MINOLTA PHOTO IMAGING17 citations83
US7227698B2Jun 5, 2007
Optical unit, and image taking apparatus provided therewith
KONICA MINOLTA PHOTO IMAGING8 citations74
US7315422B2Jan 1, 2008
Image forming device
KONICA MINOLTA PHOTO IMAGING7 citations73
US7180679B2Feb 20, 2007
Image-taking apparatus
KONICA MINOLTA PHOTO IMAGING9 citations73
US6977778B2Dec 20, 2005
Image-taking apparatus
KONICA MINOLTA PHOTO IMAGING10 citations73
US7573647B2Aug 11, 2009
Optical unit and image capturing apparatus including the same
KONICA MINOLTA PHOTO IMAGING3 citations63
US7139129B2Nov 21, 2006
Image-taking apparatus
KONICA MINOLTA PHOTO IMAGING6 citations62
KONICA MINOLTA INC
10 patentsUS11378880B2Jul 5, 2022
Projection optical system and projection apparatus that enlarge and project an image displayed on a display
KONICA MINOLTA INC2 citations73
US10845695B2Nov 24, 2020
Projection optical system and projection apparatus that enlarge and project an image displayed on a display
KONICA MINOLTA INC2 citations73
US10401596B2Sep 3, 2019
Projection optical system and projector
KONICA MINOLTA INC3 citations73
US10317786B2Jun 11, 2019
Wide angle projection optical system and apparatus with a short projection distance
KONICA MINOLTA INC2 citations73
US10168602B2Jan 1, 2019
Projection optical system and projector
KONICA MINOLTA INC2 citations73
US12372760B2Jul 29, 2025
Variable magnification projection optical system and projection apparatus
KONICA MINOLTA INC0 citations52
US11409191B2Aug 9, 2022
Projection optical system and projection apparatus
KONICA MINOLTA INC0 citations52
US11181722B2Nov 23, 2021
Projection optical system and projector
KONICA MINOLTA INC0 citations52
US10908484B2Feb 2, 2021
Projection optical system and projector
KONICA MINOLTA INC0 citations52
US9019620B2Apr 28, 2015
Zoom lens, image sensing optical device and digital appliance
KONICA MINOLTA INC1 citations52