Hiroki ISHIKAWA

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical-electric composite cable and method for manufacturing the same
- Patent number 11,460,653
- Issue date Oct 4, 2022
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical fiber unit and optical fiber cable
- Patent number 11,209,606
- Issue date Dec 28, 2021
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Manufacturing method of optical fiber ribbon and manufacturing appa...
- Patent number 11,181,709
- Issue date Nov 23, 2021
- SSUMITOMOM ELECTRIC INDUSTRIES, LTD.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Optical fiber
- Patent number 11,022,749
- Issue date Jun 1, 2021
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical fiber ribbon and optical fiber cable
- Patent number 11,009,668
- Issue date May 18, 2021
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Optical fiber
- Patent number 10,908,354
- Issue date Feb 2, 2021
- Sumitomo Electric Industries, Ltd.
- Keisei Morita
- G02 - OPTICS
Information Patent Grant
Polarity inversion control device for liquid crystal display, liqui...
- Patent number 10,121,426
- Issue date Nov 6, 2018
- NLT Technologies, Ltd.
- Hiroki Ishikawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical fiber ribbon that is easily branched into individual optica...
- Patent number 7,151,879
- Issue date Dec 19, 2006
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Communication cable, and communication wire protecting tube
- Patent number 7,064,276
- Issue date Jun 20, 2006
- Sumitomo Electric Industries, Ltd.
- Itaru Sakabe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Self-supporting cable and manufacturing method therefor
- Patent number 6,841,729
- Issue date Jan 11, 2005
- Sumitomo Electric Industries, Ltd.
- Itaru Sakabe
- G02 - OPTICS
Information Patent Grant
Optical cable for holding optical fiber ribbons having a plurality...
- Patent number 6,768,845
- Issue date Jul 27, 2004
- Sumitomo Electric Industries, Ltd.
- Yoshiyuki Suetsugu
- G02 - OPTICS
Information Patent Grant
Optical cable and manufacturing method thereof
- Patent number 6,434,306
- Issue date Aug 13, 2002
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical fiber cable and method of making the same
- Patent number 6,243,519
- Issue date Jun 5, 2001
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical cable
- Patent number 6,212,321
- Issue date Apr 3, 2001
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical fiber cable
- Patent number 6,208,785
- Issue date Mar 27, 2001
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical cable and optical cable chamber element
- Patent number 6,141,472
- Issue date Oct 31, 2000
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical cable and optical cable chamber element
- Patent number 6,122,426
- Issue date Sep 19, 2000
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical fiber path joint member and method of blowing optical fiber
- Patent number 5,781,678
- Issue date Jul 14, 1998
- Sumitomo Electric Industries, Ltd.
- Hiroaki Sano
- G02 - OPTICS
Information Patent Grant
Tub-aggregated optical cable
- Patent number 5,694,510
- Issue date Dec 2, 1997
- Sumitomo Electric Industries, Ltd.
- Hiroaki Sano
- G02 - OPTICS
Information Patent Grant
Optical cable and manufacturing method thereof
- Patent number 5,661,836
- Issue date Aug 26, 1997
- Sumitomo Electric Industries, Ltd.
- Hiroaki Sano
- G02 - OPTICS
Information Patent Grant
Optical fiber cable
- Patent number 5,630,002
- Issue date May 13, 1997
- Sumitomo Electric Industries, Ltd.
- Junichi Ota
- G02 - OPTICS
Information Patent Grant
Optical fiber cable including plural multifiber optical units
- Patent number 5,233,678
- Issue date Aug 3, 1993
- Sumitomo Electric Industries, Ltd.
- Wataru Katurashima
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL-ELECTRIC COMPOSITE CABLE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20210263249
- Publication date Aug 26, 2021
- Sumitomo Electric Industries, Ltd.
- Hiroki ISHIKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL FIBER UNIT AND OPTICAL FIBER CABLE
- Publication number 20210181451
- Publication date Jun 17, 2021
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
MANUFACTURING METHOD OF OPTICAL FIBER RIBBON AND MANUFACTURING APPA...
- Publication number 20200409006
- Publication date Dec 31, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20200278492
- Publication date Sep 3, 2020
- Sumitomo Electric Industries, Ltd.
- Keisei MORITA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20200278493
- Publication date Sep 3, 2020
- Sumitomo Electric Industries, Ltd.
- Hiroki ISHIKAWA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20200225432
- Publication date Jul 16, 2020
- Sumitomo Electric Industries, Ltd.
- Hiroki ISHIKAWA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER RIBBON AND OPTICAL FIBER CABLE
- Publication number 20200150368
- Publication date May 14, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
METHOD AND APPARATUS FOR MANUFACTURING OPTICAL FIBER RIBBON
- Publication number 20190121044
- Publication date Apr 25, 2019
- Sumitomo Electric Industries, Ltd.
- Hiroki ISHIKAWA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PHOTOELECTRIC COMPOSITE CABLE AND METHOD OF MANUFACTURING PHOTOELEC...
- Publication number 20180314027
- Publication date Nov 1, 2018
- Sumitomo Electric Industries, Ltd.
- Hiroki ISHIKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLARITY INVERSION CONTROL DEVICE FOR LIQUID CRYSTAL DISPLAY, LIQUI...
- Publication number 20160210917
- Publication date Jul 21, 2016
- NLT TECHNOLOGIES, LTD.
- Hiroki ISHIKAWA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Communication cable, and communication wire protecting tube
- Publication number 20050098342
- Publication date May 12, 2005
- Itaru Sakabe
- G02 - OPTICS
Information Patent Application
Optical fiber ribbon and optical fiber cable using the same
- Publication number 20040146255
- Publication date Jul 29, 2004
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Application
Self-supporting cable and manufacturing method therefor
- Publication number 20030201117
- Publication date Oct 30, 2003
- Sumitomo Electric Industries, Ltd.
- Itaru Sakabe
- G02 - OPTICS
Information Patent Application
Self-supporting cable and manufacturing method therefor
- Publication number 20020062978
- Publication date May 30, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Itaru Sakabe
- G02 - OPTICS

Hiroki ISHIKAWA

Person

Patents Grantslast 30 patents

Optical-electric composite cable and method for manufacturing the same

Optical fiber unit and optical fiber cable

Manufacturing method of optical fiber ribbon and manufacturing appa...

Optical fiber

Optical fiber ribbon and optical fiber cable

Optical fiber

Polarity inversion control device for liquid crystal display, liqui...

Optical fiber ribbon that is easily branched into individual optica...

Communication cable, and communication wire protecting tube

Self-supporting cable and manufacturing method therefor

Optical cable for holding optical fiber ribbons having a plurality...

Optical cable and manufacturing method thereof

Optical fiber cable and method of making the same

Optical cable

Optical fiber cable

Optical cable and optical cable chamber element

Optical cable and optical cable chamber element

Optical fiber path joint member and method of blowing optical fiber

Tub-aggregated optical cable

Optical cable and manufacturing method thereof

Optical fiber cable

Optical fiber cable including plural multifiber optical units

Patents Applicationslast 30 patents

OPTICAL-ELECTRIC COMPOSITE CABLE AND METHOD FOR MANUFACTURING THE SAME

OPTICAL FIBER UNIT AND OPTICAL FIBER CABLE

MANUFACTURING METHOD OF OPTICAL FIBER RIBBON AND MANUFACTURING APPA...

OPTICAL FIBER

OPTICAL FIBER

OPTICAL FIBER CABLE

OPTICAL FIBER RIBBON AND OPTICAL FIBER CABLE

METHOD AND APPARATUS FOR MANUFACTURING OPTICAL FIBER RIBBON

PHOTOELECTRIC COMPOSITE CABLE AND METHOD OF MANUFACTURING PHOTOELEC...

POLARITY INVERSION CONTROL DEVICE FOR LIQUID CRYSTAL DISPLAY, LIQUI...

Communication cable, and communication wire protecting tube

Optical fiber ribbon and optical fiber cable using the same

Self-supporting cable and manufacturing method therefor

Self-supporting cable and manufacturing method therefor