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Satoru YAMAGUCHI
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Saitama, JP
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Patents Grants
last 30 patents
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Patent Grant
Zoom adjustment system and camera
Patent number
8,405,741
Issue date
Mar 26, 2013
Pentax Ricoh Imaging Company, Ltd.
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Zoom adjustment system and camera
Patent number
8,305,466
Issue date
Nov 6, 2012
Pentax Ricoh Imaging Company, Ltd.
Naoto Nakahara
Patents Applications
last 30 patents
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Patent Application
ZOOM ADJUSTMENT SYSTEM AND CAMERA
Publication number
20100149405
Publication date
Jun 17, 2010
HOYA CORPORATION
Naoto NAKAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE