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Toshihiko Homma
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical-fiber fusion-splicing device
Patent number
10,126,503
Issue date
Nov 13, 2018
Sei Optifrontier Co., Ltd.
Ryosuke Meo
G02 - OPTICS
Information
Patent Grant
Optical fiber fusion splicer and optical fiber fusion splicing method
Patent number
10,054,742
Issue date
Aug 21, 2018
SEI Optifrontier Co., Ltd.
Ryuichiro Sato
G02 - OPTICS
Information
Patent Grant
Reinforcement device for optical-fiber spliced section
Patent number
10,048,442
Issue date
Aug 14, 2018
Sei Optifrontier Co., Ltd.
Kazufumi Joko
G02 - OPTICS
Information
Patent Grant
Method of fusion-splicing optical fibers and fusion splicer
Patent number
9,964,705
Issue date
May 8, 2018
Sei Optifrontier Co., Ltd.
Makoto Miyamori
G02 - OPTICS
Information
Patent Grant
Fusion-splicing method and fusion splicer
Patent number
9,897,756
Issue date
Feb 20, 2018
Sei Optifrontier Co., Ltd.
Makoto Miyamori
G02 - OPTICS
Information
Patent Grant
Electrode bar for use in an optical fiber fusion splicer
Patent number
D792493
Issue date
Jul 18, 2017
Sei Optifrontier Co., Ltd.
Ryuichiro Sato
D15 - Machines not elsewhere specified
Information
Patent Grant
Optical fiber cutter
Patent number
9,678,274
Issue date
Jun 13, 2017
Sei Optifrontier Co., Ltd.
Masahiro Hasegawa
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Optical fiber cutter, and optical fiber cutter unit
Patent number
9,229,166
Issue date
Jan 5, 2016
Sei Optifrontier Co., Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Grant
Optical fiber jacket remover
Patent number
9,075,196
Issue date
Jul 7, 2015
Sumitomo Electric Industries, Ltd.
Toshihiko Homma
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Fiber cleaver
Patent number
9,016,535
Issue date
Apr 28, 2015
SEI Optifrontier Co., Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Grant
Method for reinforcing a splice part and reinforcing structure
Patent number
9,004,781
Issue date
Apr 14, 2015
Sumitomo Electric Industries, Ltd.
Toshihiko Homma
G02 - OPTICS
Information
Patent Grant
Optical fiber cutter storage case
Patent number
8,960,428
Issue date
Feb 24, 2015
SEI Optifrontier Co., Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Grant
Optical fiber holder and method for holding coated optical fiber
Patent number
8,861,920
Issue date
Oct 14, 2014
Sumitomo Electric Industries, Ltd.
Ryuichiro Sato
G02 - OPTICS
Information
Patent Grant
Manufacturing apparatus for protection sleeve
Patent number
8,678,675
Issue date
Mar 25, 2014
Sumitomo Electric Industries, Ltd.
Toshihiko Homma
G02 - OPTICS
Information
Patent Grant
Spliced optical cable assembly
Patent number
8,641,300
Issue date
Feb 4, 2014
Sumitomo Electric Industries, Ltd.
Kiyotaka Murashima
G02 - OPTICS
Information
Patent Grant
Protection sleeve, manufacturing apparatus for protection sleeve, a...
Patent number
8,556,525
Issue date
Oct 15, 2013
Sumitomo Electric Industries, Ltd.
Toshihiko Homma
G02 - OPTICS
Information
Patent Grant
Method for manufacturing protection sleeves
Patent number
8,408,818
Issue date
Apr 2, 2013
Sumitomo Electric Industries, Ltd.
Toshihiko Homma
G02 - OPTICS
Information
Patent Grant
Carrying case for an optical fiber cutter
Patent number
D657953
Issue date
Apr 24, 2012
Sumitomo Electric Industries, Ltd.
Masahiro Hasegawa
D03 - Travel goods and personal belongings
Patents Applications
last 30 patents
Information
Patent Application
FUSION SPLICER AND V GROOVE CLEANING JIG
Publication number
20240248257
Publication date
Jul 25, 2024
Sumitomo Electric Industries, Ltd.
Toshihiko HOMMA
B08 - CLEANING
Information
Patent Application
OPTICAL-FIBER FUSION-SPLICING DEVICE
Publication number
20160341897
Publication date
Nov 24, 2016
SEI Optifrontier Co., Ltd.
Ryosuke MEO
G02 - OPTICS
Information
Patent Application
REINFORCEMENT DEVICE FOR OPTICAL-FIBER SPLICED SECTION
Publication number
20160341898
Publication date
Nov 24, 2016
SEI Optifrontier Co., Ltd.
Kazufumi JOKO
G02 - OPTICS
Information
Patent Application
OPTICAL-FIBER FUSION-SPLICING DEVICE
Publication number
20160334578
Publication date
Nov 17, 2016
SEI Optifrontier Co., Ltd.
Ryosuke MEO
G02 - OPTICS
Information
Patent Application
FUSION-SPLICING METHOD AND FUSION SPLICER
Publication number
20160266315
Publication date
Sep 15, 2016
SEI Optifrontier Co., Ltd.
Makoto MIYAMORI
G02 - OPTICS
Information
Patent Application
METHOD OF FUSION-SPLICING OPTICAL FIBERS AND FUSION SPLICER
Publication number
20160266314
Publication date
Sep 15, 2016
SEI Optifrontier Co., Ltd.
Makoto MIYAMORI
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER FUSION SPLICER AND OPTICAL FIBER FUSION SPLICING METHOD
Publication number
20160216448
Publication date
Jul 28, 2016
SEI Optifrontier Co., Ltd.
Ryuichiro Sato
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER CUTTER
Publication number
20140151425
Publication date
Jun 5, 2014
Sumitomo Electric Industries, Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER CUTTER, AND OPTICAL FIBER CUTTER UNIT
Publication number
20130255084
Publication date
Oct 3, 2013
Sumitomo Electric Industries, Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Application
FIBER CLEAVER
Publication number
20130075440
Publication date
Mar 28, 2013
Sumitomo Electric Industries, Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER CUTTER STORAGE CASE
Publication number
20130056376
Publication date
Mar 7, 2013
Sumitomo Electric Industries, Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Application
METHOD FOR MANUFACTURING PROTECTION SLEEVES
Publication number
20130032273
Publication date
Feb 7, 2013
Sumitomo Electric Industries, Ltd.
Toshihiko HOMMA
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER JACKET REMOVER
Publication number
20120279359
Publication date
Nov 8, 2012
SEI OPTIFRONTIER CO., LTD.
Toshihiko Homma
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
OPTICAL FIBER HOLDER AND METHOD FOR HOLDING COATED OPTICAL FIBER
Publication number
20120251068
Publication date
Oct 4, 2012
Sumitomo Electric Industries, Ltd.
Ryuichiro Sato
G02 - OPTICS
Information
Patent Application
REINFORCING MEMBER FOR OPTICAL FIBER FUSION-SPLICING PORTION AND RE...
Publication number
20120243838
Publication date
Sep 27, 2012
Sumitomo Electric Industries, Ltd.
Ryuichiro Sato
G02 - OPTICS
Information
Patent Application
SPLICED OPITCAL CABLE ASSEMBLY
Publication number
20120201500
Publication date
Aug 9, 2012
Sumitomo Electric Industries, Ltd.
Kiyotaka Murashima
G02 - OPTICS
Information
Patent Application
METHOD FOR REINFORCING A SPLICE PART AND REINFORCING STRUCTURE
Publication number
20120170899
Publication date
Jul 5, 2012
Nippon Telegraph and Telephone East Corporation
Toshihiko Homma
G02 - OPTICS