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DH INFOTECH (WEIHAI) INC.
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Weihai, Shandong Province, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Optical fiber cleaver
Patent number
D745816
Issue date
Dec 22, 2015
DH INFOTECH (WEIHAI) INC.
Yangri Zhao
D08 - Tools and hardware
Information
Patent Grant
Fiber thermal stripping device
Patent number
D745905
Issue date
Dec 22, 2015
DH INFOTECH (WEIHAI) INC.
Xun Jin
D15 - Machines not elsewhere specified
Information
Patent Grant
Efficient heating groove for optical-fiber fusion splicer and optic...
Patent number
9,134,480
Issue date
Sep 15, 2015
DH INFOTECH (WEIHAI) INC.
Peng Liu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Patent Grant
Full-automatic optical fiber container
Patent number
8,984,996
Issue date
Mar 24, 2015
DH Infotech (Weihai) Inc.
Yangri Zhao
G02 - OPTICS
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Patents Applications
last 30 patents
Information
Patent Application
UNIVERSAL OPTICAL FIBER CONNECTOR
Publication number
20160116684
Publication date
Apr 28, 2016
DH INFOTECH (WEIHAI) INC.
YUZHONG ZHANG
G02 - OPTICS
Information
Patent Application
AN OPTICAL FIBER CUTTING KNIFE
Publication number
20150323740
Publication date
Nov 12, 2015
DH INFOTECH (WEIHAI) INC.
YANGRI ZHAO
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
MULTIFUNCTIONAL OPTICAL FIBER FIXING CLAMP
Publication number
20150301287
Publication date
Oct 22, 2015
INNO INSTRUMENT, INC.
Yangri Zhao
G02 - OPTICS
Information
Patent Application
HOT MELT CONNECTOR STRIPPING CUTTER TOOL
Publication number
20150226919
Publication date
Aug 13, 2015
DH INFOTECH (WEIHAI) INC.
Yangri Zhao
G02 - OPTICS
Information
Patent Application
FULLY AUTOMATED OPTICAL FIBER CUTTER
Publication number
20150128779
Publication date
May 14, 2015
INNO INSTRUMENT, INC.
Yangri Zhao
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
NEW MULTI-FUNCTIONAL SPLICING CLAMP
Publication number
20150123330
Publication date
May 7, 2015
INNO INSTRUMENT, INC.
Yangri Zhao
G02 - OPTICS
Information
Patent Application
EFFICIENT HEATING GROOVE FOR OPTICAL-FIBER FUSION SPLICER AND OPTIC...
Publication number
20150030294
Publication date
Jan 29, 2015
DH INFOTECH (WEIHAI) INC.
Peng LIU
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER STRIPPER
Publication number
20140338195
Publication date
Nov 20, 2014
DH INFOTECH (WEIHAI) INC.
Yangri Zhao
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
Optical Fiber Welding Machine
Publication number
20140102642
Publication date
Apr 17, 2014
DH INFOTECH (WEIHAI) INC.
Yangri Zhao
G02 - OPTICS
Information
Patent Application
METHOD FOR OPTICAL CABLE DISTANCE MEASUREMENT BY USING OPTICAL CABL...
Publication number
20130293901
Publication date
Nov 7, 2013
INNO INSTRUMENT, INC.
Chuyuan Li
G01 - MEASURING TESTING