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Chi Ho Ahn
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Gyeonggi-do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Photographic lens optical system
Patent number
9,549,108
Issue date
Jan 17, 2017
Kolen Co., Ltd.
Jae Hoon Cho
G02 - OPTICS
Information
Patent Grant
Photographic lens optical system
Patent number
9,488,806
Issue date
Nov 8, 2016
Kolen Co., Ltd.
Jae Hoon Cho
G02 - OPTICS
Information
Patent Grant
Photographic lens optical system
Patent number
9,372,325
Issue date
Jun 21, 2016
KOLEN CO., LTD
Jae Hoon Cho
G02 - OPTICS
Information
Patent Grant
Optical lens system
Patent number
9,329,364
Issue date
May 3, 2016
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Grant
Optical lens system
Patent number
9,323,027
Issue date
Apr 26, 2016
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Grant
Photographic lens optical system
Patent number
9,256,051
Issue date
Feb 9, 2016
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Grant
Photographic lens optical system
Patent number
9,134,514
Issue date
Sep 15, 2015
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Grant
Imaging lens system
Patent number
9,134,508
Issue date
Sep 15, 2015
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Grant
Lens assembly and optical system including the same
Patent number
9,128,265
Issue date
Sep 8, 2015
Kolen Co., Ltd.
Ji Eun Kim
G02 - OPTICS
Information
Patent Grant
Imaging lens system
Patent number
9,116,327
Issue date
Aug 25, 2015
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Grant
Photographic lens optical system
Patent number
9,025,259
Issue date
May 5, 2015
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
PHOTOGRAPHIC LENS AND PHOTOGRAPHIC APPARATUS INCLUDING THE SAME
Publication number
20180017764
Publication date
Jan 18, 2018
Chan Goo Kang
G02 - OPTICS
Information
Patent Application
Optical Lens System
Publication number
20150185445
Publication date
Jul 2, 2015
KOLEN CO., LTD
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Photographic Lens Optical System
Publication number
20150185447
Publication date
Jul 2, 2015
Kolen Co., Ltd.
Jae Hoon Cho
G02 - OPTICS
Information
Patent Application
Optical Lens System
Publication number
20150185443
Publication date
Jul 2, 2015
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Photographic Lens Optical System
Publication number
20150177491
Publication date
Jun 25, 2015
Kolen Co., Ltd.
Jae Hoon Cho
G02 - OPTICS
Information
Patent Application
Photographic Lens Optical System
Publication number
20150177487
Publication date
Jun 25, 2015
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Photographic Lens Optical System
Publication number
20150177490
Publication date
Jun 25, 2015
Kolen Co., Ltd.
Jae Hoon Cho
G02 - OPTICS
Information
Patent Application
Photographic Lens Optical System
Publication number
20150177486
Publication date
Jun 25, 2015
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Imaging Lens System
Publication number
20140184875
Publication date
Jul 3, 2014
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Imaging Lens System
Publication number
20140184877
Publication date
Jul 3, 2014
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Photographic Lens Optical System
Publication number
20140184880
Publication date
Jul 3, 2014
Kolen Co., Ltd.
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Photographic Lens Optical System
Publication number
20140184895
Publication date
Jul 3, 2014
KOLEN CO., LTD
Chi Ho Ahn
G02 - OPTICS
Information
Patent Application
Lens Assembly and Optical System Including the Same
Publication number
20140063625
Publication date
Mar 6, 2014
Kolen Co., Ltd.
Ji Eun Kim
G02 - OPTICS