Inventor
YOKOYAMA KEITARO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA KEITARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OLYMPUS CORP
6 patentsUS10606045B2Mar 31, 2020
Zoom lens and image pickup apparatus using the same
OLYMPUS CORP0 citations51
US9977227B2May 22, 2018
Zoom lens and image pickup apparatus using the same
OLYMPUS CORP0 citations51
US9964744B2May 8, 2018
Zoom lens and image pickup apparatus using the same
OLYMPUS CORP0 citations51
US9638917B2May 2, 2017
Zoom lens and image pickup apparatus using the same
OLYMPUS CORP1 citations51
US9465204B2Oct 11, 2016
Zoom lens and image pickup apparatus using the same
OLYMPUS CORP0 citations51
US9235037B2Jan 12, 2016
Zoom lens and image pickup apparatus using the same
OLYMPUS CORP0 citations51
OLYMPUS IMAGING CORP
5 patentsUS7969658B2Jun 28, 2011
Eyepiece optical system and electronic view finder incorporating the same
OLYMPUS IMAGING CORP7 citations81
US7978417B2Jul 12, 2011
Eyepiece optical system and electronic view finder incorporating the same
OLYMPUS IMAGING CORP5 citations72
US7605983B2Oct 20, 2009
Viewing optical system, and imaging apparatus comprising the same
OLYMPUS IMAGING CORP4 citations60
US7855837B2Dec 21, 2010
Viewing optical system and imaging apparatus incorporating the same
OLYMPUS IMAGING CORP1 citations50
US8988783B2Mar 24, 2015
Zoom lens and image pickup apparatus equipped with same
OLYMPUS IMAGING CORP0 citations41