Kunihiko FUJIWARA

Person

Sakura-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Connector system, optical connection method, and optical connection...
- Patent number 11,947,170
- Issue date Apr 2, 2024
- Fujikura Ltd.
- Hirotaka Asada
- G02 - OPTICS
Information Patent Grant
Cleaning tool with attachment, attachment, and cleaning tool
- Patent number 11,841,500
- Issue date Dec 12, 2023
- Fujikura Ltd.
- Shunsuke Fujita
- B08 - CLEANING
Information Patent Grant
Optical connector
- Patent number 11,782,223
- Issue date Oct 10, 2023
- Fujikura Ltd.
- Shuhei Kanno
- G02 - OPTICS
Information Patent Grant
Optical fiber alignment tool and method of setting optical fibers i...
- Patent number 11,719,884
- Issue date Aug 8, 2023
- Fujikura Ltd.
- Thao Thi Thanh Nguyen
- G02 - OPTICS
Information Patent Grant
Optical connector
- Patent number 11,294,125
- Issue date Apr 5, 2022
- Fujikura Ltd.
- Shunsuke Fujita
- G02 - OPTICS
Information Patent Grant
Optical connector and method for connecting optical connector
- Patent number 11,275,218
- Issue date Mar 15, 2022
- Fujikura Ltd.
- Takahito Otomitsu
- G02 - OPTICS
Information Patent Grant
Fiber cutter
- Patent number 11,262,503
- Issue date Mar 1, 2022
- Fujikura Ltd.
- Takaharu Matsuda
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Optical fiber cutter
- Patent number 10,859,767
- Issue date Dec 8, 2020
- Fujikura, Ltd.
- Takaharu Matsuda
- G02 - OPTICS
Information Patent Grant
Cleaning tool
- Patent number 10,802,226
- Issue date Oct 13, 2020
- Fujikura Ltd.
- Junichi Nakane
- B08 - CLEANING
Information Patent Grant
Connector-attached optical fiber cord with protective tube
- Patent number 10,782,488
- Issue date Sep 22, 2020
- Fujikura Ltd.
- Thao Thi Thanh Nguyen
- G02 - OPTICS
Information Patent Grant
Holder and optical fiber processing method
- Patent number 10,345,527
- Issue date Jul 9, 2019
- Fujikura Ltd.
- Takashi Yamaguchi
- G02 - OPTICS
Information Patent Grant
Optical connector, and optical connector manufacturing method
- Patent number 10,247,885
- Issue date Apr 2, 2019
- Fujikura Ltd.
- Takashi Yamaguchi
- G02 - OPTICS
Information Patent Grant
Optical ferrule and optical connector
- Patent number 10,101,541
- Issue date Oct 16, 2018
- Fujikura Ltd.
- Akihiro Nakama
- G02 - OPTICS
Information Patent Grant
Ferrule and ferrule with optical fiber
- Patent number 9,429,717
- Issue date Aug 30, 2016
- Fujikura Ltd.
- Akihiro Nakama
- G02 - OPTICS
Information Patent Grant
Optical connector cleaning tool
- Patent number 9,134,485
- Issue date Sep 15, 2015
- Fujikura Ltd.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Grant
Ferrule and ferrule with optical fiber
- Patent number 9,063,304
- Issue date Jun 23, 2015
- Fujikura Ltd.
- Tatsuya Ohta
- G02 - OPTICS
Information Patent Grant
Optical connector
- Patent number 8,814,444
- Issue date Aug 26, 2014
- Fujikura Ltd.
- Takaaki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical fiber ribbon holding member, optical fiber ribbon holding m...
- Patent number 8,699,843
- Issue date Apr 15, 2014
- Fujikura Ltd.
- Terutake Kobayashi
- G02 - OPTICS
Information Patent Grant
Optical fiber ribbon holding member, optical fiber ribbon holding m...
- Patent number 8,625,953
- Issue date Jan 7, 2014
- Fujikura Ltd.
- Terutake Kobayashi
- G02 - OPTICS
Information Patent Grant
Ferrule and ferrule with optical fiber
- Patent number 8,559,776
- Issue date Oct 15, 2013
- Fujikura Ltd.
- Tatsuya Ohta
Information Patent Grant
Cleaning device of optical connector
- Patent number 8,555,451
- Issue date Oct 15, 2013
- Fujikura Ltd.
- Junichi Nakane
- B08 - CLEANING
Information Patent Grant
Optical connector cleaner
- Patent number D690889
- Issue date Oct 1, 2013
- Fujikura, Ltd.
- Junichi Nakane
- D32 - Washing, cleaning, or drying machine
Information Patent Grant
Optical connector cleaner
- Patent number D681292
- Issue date Apr 30, 2013
- Fujikura Ltd.
- Kunihiko Fujiwara
- D32 - Washing, cleaning, or drying machine
Information Patent Grant
Cover for covering a reflection-surface-formation recess of an opti...
- Patent number 8,422,838
- Issue date Apr 16, 2013
- Fujikura Ltd.
- Tatsuya Ohta
- G02 - OPTICS
Information Patent Grant
Optical connector cleaning tool
- Patent number 8,418,305
- Issue date Apr 16, 2013
- Fujikura Ltd.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Grant
Optical connector
- Patent number 8,408,816
- Issue date Apr 2, 2013
- Fujikura Ltd.
- Kunihiko Fujiwara
- G02 - OPTICS
Information Patent Grant
Optical connector cleaning tool
- Patent number 8,397,337
- Issue date Mar 19, 2013
- Fujikura Ltd.
- Kunihiko Fujiwara
- G02 - OPTICS
Information Patent Grant
Optical path changer component, optical connector and optical device
- Patent number 8,376,633
- Issue date Feb 19, 2013
- Fujikara Ltd.
- Akito Nishimura
- G02 - OPTICS
Information Patent Grant
Connector holder, optical-electrical converter with attached connec...
- Patent number 8,317,411
- Issue date Nov 27, 2012
- Fujikura Ltd.
- Kunihiko Fujiwara
- G02 - OPTICS
Information Patent Grant
Cleaning device of optical connector
- Patent number 8,266,755
- Issue date Sep 18, 2012
- Fujikura Ltd.
- Junichi Nakane
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
CLEANING TOOL
- Publication number 20230180377
- Publication date Jun 8, 2023
- FUJIKURA LTD.
- Yuya Sakaguchi
- B08 - CLEANING
Information Patent Application
CLEANING TOOL
- Publication number 20220397724
- Publication date Dec 15, 2022
- FUJIKURA LTD.
- Shunsuke Fujita
- B08 - CLEANING
Information Patent Application
CLEANING TOOL
- Publication number 20220276448
- Publication date Sep 1, 2022
- FUJIKURA LTD.
- Shunsuke Fujita
- B08 - CLEANING
Information Patent Application
OPTICAL CONNECTOR
- Publication number 20220229245
- Publication date Jul 21, 2022
- FUJIKURA LTD.
- Shuhei Kanno
- G02 - OPTICS
Information Patent Application
CLEANING TOOL WITH ATTACHMENT, ATTACHMENT, AND CLEANING TOOL
- Publication number 20220082819
- Publication date Mar 17, 2022
- FUJIKURA LTD.
- Shunsuke Fujita
- B08 - CLEANING
Information Patent Application
OPTICAL FIBER ALIGNMENT TOOL AND METHOD OF SETTING OPTICAL FIBERS I...
- Publication number 20220082758
- Publication date Mar 17, 2022
- FUJIKURA LTD.
- Thao Thi Thanh Nguyen
- G02 - OPTICS
Information Patent Application
CONNECTOR SYSTEM, OPTICAL CONNECTION METHOD, AND OPTICAL CONNECTION...
- Publication number 20220050250
- Publication date Feb 17, 2022
- FUJIKURA LTD.
- Hirotaka Asada
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR AND METHOD FOR CONNECTING OPTICAL CONNECTOR
- Publication number 20210173154
- Publication date Jun 10, 2021
- FUJIKURA LTD.
- Takahito Otomitsu
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR
- Publication number 20210080656
- Publication date Mar 18, 2021
- FUJIKURA LTD.
- Shunsuke Fujita
- G02 - OPTICS
Information Patent Application
FIBER CUTTER
- Publication number 20200103592
- Publication date Apr 2, 2020
- FUJIKURA LTD.
- Takaharu Matsuda
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
CLEANING TOOL AND ADHESIVE BODY
- Publication number 20200016632
- Publication date Jan 16, 2020
- FUJIKURA LTD.
- Akihiro Nakama
- B08 - CLEANING
Information Patent Application
CLEANING TOOL
- Publication number 20190369337
- Publication date Dec 5, 2019
- FUJIKURA LTD.
- Junichi Nakane
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CUTTER
- Publication number 20190339453
- Publication date Nov 7, 2019
- FUJIKURA LTD.
- Takaharu Matsuda
- G02 - OPTICS
Information Patent Application
CONNECTOR-ATTACHED OPTICAL FIBER CORD
- Publication number 20190310430
- Publication date Oct 10, 2019
- FUJIKURA LTD.
- Thao Thi Thanh Nguyen
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR, AND OPTICAL CONNECTOR MANUFACTURING METHOD
- Publication number 20190025522
- Publication date Jan 24, 2019
- FUJIKURA LTD.
- Takashi Yamaguchi
- G02 - OPTICS
Information Patent Application
HOLDER AND OPTICAL FIBER PROCESSING METHOD
- Publication number 20180348441
- Publication date Dec 6, 2018
- FUJIKURA LTD.
- Takashi Yamaguchi
- G02 - OPTICS
Information Patent Application
CLEANING TOOL AND CLEANING METHOD
- Publication number 20170351039
- Publication date Dec 7, 2017
- FUJIKURA LTD.
- Junichi Nakane
- B08 - CLEANING
Information Patent Application
OPTICAL FERRULE AND OPTICAL CONNECTOR
- Publication number 20150198772
- Publication date Jul 16, 2015
- FUJIKURA, LTD.
- Akihiro Nakama
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR CLEANING TOOL
- Publication number 20140259481
- Publication date Sep 18, 2014
- FUJIKURA LTD.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Application
OPTICAL FERRULE AND OPTICAL CONNECTOR
- Publication number 20130163936
- Publication date Jun 27, 2013
- FUJIKURA LTD.
- Tatsuya Ohta
- G02 - OPTICS
Information Patent Application
COVER FOR OPTICAL PATH CHANGING MEMBER
- Publication number 20120183269
- Publication date Jul 19, 2012
- FUJIKURA LTD.
- Tatsuya OHTA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR CLEANING TOOL
- Publication number 20120066849
- Publication date Mar 22, 2012
- FUJIKURA LTD.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Application
CONNECTOR HOLDER, OPTICAL-ELECTRICAL CONVERTER WITH ATTACHED CONNEC...
- Publication number 20120063729
- Publication date Mar 15, 2012
- NEC Corporation
- Kunihiko FUJIWARA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR CLEANING TOOL
- Publication number 20120017384
- Publication date Jan 26, 2012
- FUJIKURA LTD.
- Kunihiko FUJIWARA
- G02 - OPTICS
Information Patent Application
FERRULE AND FERRULE WITH OPTICAL FIBER
- Publication number 20110317959
- Publication date Dec 29, 2011
- FUJIKURA LTD.
- Tatsuya OHTA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR
- Publication number 20110229092
- Publication date Sep 22, 2011
- FUJIKURA LTD.
- Kunihiko FUJIWARA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER RIBBON HOLDING MEMBER, METHOD FOR HOLDING OPTICAL FIB...
- Publication number 20110229100
- Publication date Sep 22, 2011
- FUJIKURA LTD.
- Terutake KOBAYASHI
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER RIBBON HOLDING MEMBER, OPTICAL FIBER RIBBON HOLDING M...
- Publication number 20110206340
- Publication date Aug 25, 2011
- FUJIKURA LTD.
- Terutake KOBAYASHI
- G02 - OPTICS
Information Patent Application
CLEANING DEVICE OF OPTICAL CONNECTOR
- Publication number 20110154599
- Publication date Jun 30, 2011
- FUJIKURA LTD.
- Junichi NAKANE
- B08 - CLEANING
Information Patent Application
CLEANING DEVICE OF OPTICAL CONNECTOR
- Publication number 20110072600
- Publication date Mar 31, 2011
- FUJIKURA LTD.
- Junichi NAKANE
- B08 - CLEANING

Kunihiko FUJIWARA

Person

Patents Grantslast 30 patents

Connector system, optical connection method, and optical connection...

Cleaning tool with attachment, attachment, and cleaning tool

Optical connector

Optical fiber alignment tool and method of setting optical fibers i...

Optical connector

Optical connector and method for connecting optical connector

Fiber cutter

Optical fiber cutter

Cleaning tool

Connector-attached optical fiber cord with protective tube

Holder and optical fiber processing method

Optical connector, and optical connector manufacturing method

Optical ferrule and optical connector

Ferrule and ferrule with optical fiber

Optical connector cleaning tool

Ferrule and ferrule with optical fiber

Optical connector

Optical fiber ribbon holding member, optical fiber ribbon holding m...

Optical fiber ribbon holding member, optical fiber ribbon holding m...

Ferrule and ferrule with optical fiber

Cleaning device of optical connector

Optical connector cleaner

Optical connector cleaner

Cover for covering a reflection-surface-formation recess of an opti...

Optical connector cleaning tool

Optical connector

Optical connector cleaning tool

Optical path changer component, optical connector and optical device

Connector holder, optical-electrical converter with attached connec...

Cleaning device of optical connector

Patents Applicationslast 30 patents

CLEANING TOOL

CLEANING TOOL

CLEANING TOOL

OPTICAL CONNECTOR

CLEANING TOOL WITH ATTACHMENT, ATTACHMENT, AND CLEANING TOOL

OPTICAL FIBER ALIGNMENT TOOL AND METHOD OF SETTING OPTICAL FIBERS I...

CONNECTOR SYSTEM, OPTICAL CONNECTION METHOD, AND OPTICAL CONNECTION...

OPTICAL CONNECTOR AND METHOD FOR CONNECTING OPTICAL CONNECTOR

OPTICAL CONNECTOR

FIBER CUTTER

CLEANING TOOL AND ADHESIVE BODY

CLEANING TOOL

OPTICAL FIBER CUTTER

CONNECTOR-ATTACHED OPTICAL FIBER CORD

OPTICAL CONNECTOR, AND OPTICAL CONNECTOR MANUFACTURING METHOD

HOLDER AND OPTICAL FIBER PROCESSING METHOD

CLEANING TOOL AND CLEANING METHOD

OPTICAL FERRULE AND OPTICAL CONNECTOR

OPTICAL CONNECTOR CLEANING TOOL

OPTICAL FERRULE AND OPTICAL CONNECTOR

COVER FOR OPTICAL PATH CHANGING MEMBER

OPTICAL CONNECTOR CLEANING TOOL

CONNECTOR HOLDER, OPTICAL-ELECTRICAL CONVERTER WITH ATTACHED CONNEC...

OPTICAL CONNECTOR CLEANING TOOL

FERRULE AND FERRULE WITH OPTICAL FIBER

OPTICAL CONNECTOR

OPTICAL FIBER RIBBON HOLDING MEMBER, METHOD FOR HOLDING OPTICAL FIB...

OPTICAL FIBER RIBBON HOLDING MEMBER, OPTICAL FIBER RIBBON HOLDING M...

CLEANING DEVICE OF OPTICAL CONNECTOR

CLEANING DEVICE OF OPTICAL CONNECTOR