Inventor
YAMAYA KOJI
JP45 patents
⚠️ This page may combine multiple inventors who share the name “YAMAYA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OLYMPUS CORP
30 patentsUS6991602B2Jan 31, 2006
Medical treatment method and apparatus
OLYMPUS CORP370 citations99
US7537561B2May 26, 2009
Endoscope apparatus
OLYMPUS CORP58 citations98
US7491166B2Feb 17, 2009
Endoscope
OLYMPUS CORP21 citations93
US6824509B2Nov 30, 2004
Endoscope
OLYMPUS CORP46 citations92
US11096558B2Aug 24, 2021
Endoscope cover, endoscope, and cover unit
OLYMPUS CORP7 citations84
US7670285B2Mar 2, 2010
Endoscope treatment instrument stopper and treatment instrument stopper section
OLYMPUS CORP18 citations84
US11337599B2May 24, 2022
Washing tool and endoscope system
OLYMPUS CORP2 citations73
US11330967B2May 17, 2022
Cover and endoscope system
OLYMPUS CORP2 citations73
US11272832B2Mar 15, 2022
Cover removal jig for endoscope, and endoscope system
OLYMPUS CORP4 citations73
US10820785B2Nov 3, 2020
Cover removal tool for endoscope
OLYMPUS CORP2 citations73
US10136798B2Nov 27, 2018
Endoscopic system
OLYMPUS CORP2 citations73
US9993145B2Jun 12, 2018
Washing instrument for insertion device
OLYMPUS CORP3 citations73
US9931029B2Apr 3, 2018
Washing system
OLYMPUS CORP2 citations73
US9675234B2Jun 13, 2017
Medical apparatus
OLYMPUS CORP2 citations69
US12279750B2Apr 22, 2025
Endoscope having cover covering spool adhesion portion and method for manufacturing endoscope
OLYMPUS CORP0 citations62
US11857162B2Jan 2, 2024
Endoscope
OLYMPUS CORP1 citations62
US11064866B2Jul 20, 2021
Endoscope cover, endoscope, cover unit, and endoscope unit
OLYMPUS CORP1 citations62
US12490885B2Dec 9, 2025
Endoscope
OLYMPUS CORP0 citations52
US12064094B2Aug 20, 2024
Endoscope cleaning instrument
OLYMPUS CORP0 citations52
US12023008B2Jul 2, 2024
Endoscope attachment and endoscope system
OLYMPUS CORP0 citations52
US11376090B2Jul 5, 2022
Endoscope, and endoscope system
OLYMPUS CORP0 citations52
US11324391B2May 10, 2022
Distal-end cover for endoscope, and endoscope
OLYMPUS CORP0 citations52
US11298002B2Apr 12, 2022
Endoscope cover and endoscope
OLYMPUS CORP0 citations52
US10973395B2Apr 13, 2021
Endoscope cover, endoscope, cover unit, and endoscope unit
OLYMPUS CORP0 citations52
US10905312B2Feb 2, 2021
Endoscope system
OLYMPUS CORP0 citations52
US10159401B2Dec 25, 2018
Assist device and endoscopic system
OLYMPUS CORP1 citations52
US10004390B2Jun 26, 2018
Washing tool for insertion device
OLYMPUS CORP1 citations52
US11963662B2Apr 23, 2024
Channel unit for endoscope and endoscope
OLYMPUS CORP0 citations50
US10813534B2Oct 27, 2020
Distal-end cover, insertion device attached with distal-end cover, and endoscope including insertion device
OLYMPUS CORP0 citations42
US10188271B2Jan 29, 2019
Assist device and endoscope system
OLYMPUS CORP0 citations42
OLYMPUS OPTICAL CO
11 patentsUS5876326AMar 2, 1999
Electronic endoscope with grounded spirally-wound lead wires
OLYMPUS OPTICAL CO162 citations99
US5702347ADec 30, 1997
Endoscope system including endoscope and disposable protection cover
OLYMPUS OPTICAL CO150 citations99
US5860913AJan 19, 1999
Endoscope whose distal cover can be freely detachably attached to main distal part thereof with high positioning precision
OLYMPUS OPTICAL CO376 citations98
US5191878AMar 9, 1993
Endoscope device
OLYMPUS OPTICAL CO187 citations98
US6110104AAug 29, 2000
Endoscope system having an endoscope capable of being guided into an endoscope cover
OLYMPUS OPTICAL CO53 citations96
US4936307AJun 26, 1990
Ultrasonic observation system and an ultrasonic endoscope system
OLYMPUS OPTICAL CO54 citations96
US4667655AMay 26, 1987
Endoscope apparatus
OLYMPUS OPTICAL CO134 citations96
US5879288AMar 9, 1999
Endoscope system including both reusable-type and cover-type endoscopes
OLYMPUS OPTICAL CO45 citations93
US5863286AJan 26, 1999
Endoscope system including endoscope and disposable protection cover
OLYMPUS OPTICAL CO43 citations93
US4924852AMay 15, 1990
Endoscope
OLYMPUS OPTICAL CO43 citations92
US5810714ASep 22, 1998
Endoscopic apparatus for reducing unwanted noise radiated from an electronic endoscope
OLYMPUS OPTICAL CO32 citations90