Yoshiaki Nagao

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical fiber unit and optical fiber cable
- Patent number 11,307,370
- Issue date Apr 19, 2022
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Slot-type optical cable
- Patent number 11,194,108
- Issue date Dec 7, 2021
- Sumitomo Electric Industries, Ltd.
- Keisuke Okada
- G02 - OPTICS
Information Patent Grant
Optical fiber cable
- Patent number 11,029,477
- Issue date Jun 8, 2021
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Optical fiber cable
- Patent number 10,845,556
- Issue date Nov 24, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Intermittent connection type optical fiber ribbon having improved d...
- Patent number 10,598,888
- Issue date Mar 24, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Intermittent-connection-type optical fiber ribbon with thick and th...
- Patent number 10,585,255
- Issue date Mar 10, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Image reading device and image forming apparatus
- Patent number 10,530,947
- Issue date Jan 7, 2020
- Ricoh Company, Ltd.
- Takuji Kawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber cable
- Patent number 10,514,517
- Issue date Dec 24, 2019
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Intermittent-connection-type optical fiber ribbon and optical cable
- Patent number 10,488,609
- Issue date Nov 26, 2019
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Optical fiber cable
- Patent number 10,416,403
- Issue date Sep 17, 2019
- Sumitomo Electric Industries, Ltd.
- Keisuke Okada
- G02 - OPTICS
Information Patent Grant
Optical fiber cable
- Patent number 10,268,009
- Issue date Apr 23, 2019
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Optical fiber cable having a plurality of stranded optical fiber ri...
- Patent number 10,268,015
- Issue date Apr 23, 2019
- Sumitomo Electric Industries, Ltd.
- Fumiaki Sato
- G02 - OPTICS
Information Patent Grant
Lighting device including a board to mount the light source on a mo...
- Patent number 10,033,899
- Issue date Jul 24, 2018
- Ricoh Company Ltd.
- Masatoshi Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tape-like optical fiber core, production method therefor, tape core...
- Patent number 8,811,783
- Issue date Aug 19, 2014
- Sumitomo Electric Industries, Ltd.
- Kousuke Tanaka
- G02 - OPTICS
Information Patent Grant
External device and electronic apparatus
- Patent number 7,700,876
- Issue date Apr 20, 2010
- Ricoh Company, Ltd.
- Sachiko Nishikino
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Bearing structure for a drive mechanism including a crimp
- Patent number 7,623,813
- Issue date Nov 24, 2009
- Ricoh Company, Ltd.
- Takuji Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive unit, method of producing drive unit, running body moving uni...
- Patent number 7,292,809
- Issue date Nov 6, 2007
- Ricoh Company, Ltd.
- Sachiko Nishikino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for selection of optical fiber and system for inspection of...
- Patent number 7,102,739
- Issue date Sep 5, 2006
- Sumitomo Electric Industries, Ltd.
- Shinji Endo
- G01 - MEASURING TESTING
Information Patent Grant
Method for selection of optical fiber and system for inspection of...
- Patent number 6,943,872
- Issue date Sep 13, 2005
- Sumitomo Electric Industries, Ltd.
- Shinji Endo
- G01 - MEASURING TESTING
Information Patent Grant
Image reader, image forming device, and bearing retaining structure
- Patent number 6,853,826
- Issue date Feb 8, 2005
- Ricoh Company, Ltd.
- Takuji Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image reading apparatus with wire twist preventing structure and im...
- Patent number 6,819,896
- Issue date Nov 16, 2004
- Ricoh Company, Ltd.
- Takuji Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading apparatus and method of accelerating drive of reading...
- Patent number 6,754,463
- Issue date Jun 22, 2004
- Ricoh Company, Ltd.
- Sachiko Nishikino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cover plate, image scanning device and image forming apparatus
- Patent number 6,697,600
- Issue date Feb 24, 2004
- Ricoh Company, Ltd.
- Sachiko Nishikino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading device
- Patent number 6,549,743
- Issue date Apr 15, 2003
- Ricoh Company, Ltd.
- Takuji Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus having a protection unit to protect a sensi...
- Patent number 5,991,570
- Issue date Nov 23, 1999
- Ricoh Company, Ltd.
- Hiroyoshi Haga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FIBER UNIT AND OPTICAL FIBER CABLE
- Publication number 20210181440
- Publication date Jun 17, 2021
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER RIBBON, OPTICAL UNIT, AND OPTICAL FIBER CABLE
- Publication number 20210041651
- Publication date Feb 11, 2021
- Sumitomo Electric Industries, Ltd.
- Yuuki SHIMODA
- G02 - OPTICS
Information Patent Application
SLOT-TYPE OPTICAL CABLE
- Publication number 20200218021
- Publication date Jul 9, 2020
- Sumitomo Electric Industries, Ltd.
- Keisuke OKADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20200183111
- Publication date Jun 11, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
INTERMITTENTLY-COUPLED TYPE OPTICAL FIBER RIBBON, MANUFACTURING MET...
- Publication number 20200064550
- Publication date Feb 27, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20200041739
- Publication date Feb 6, 2020
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20190260892
- Publication date Aug 22, 2019
- RICOH COMPANY, LTD.
- Takuji KAWAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
INTERMITTENT CONNECTION TYPE OPTICAL FIBER RIBBON, MANUFACTURING ME...
- Publication number 20190204519
- Publication date Jul 4, 2019
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20190064462
- Publication date Feb 28, 2019
- Sumitomo Electric Industries, Ltd.
- Keisuke OKADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20190011656
- Publication date Jan 10, 2019
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20180348464
- Publication date Dec 6, 2018
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20180321453
- Publication date Nov 8, 2018
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
INTERMITTENT-CONNECTION-TYPE OPTICAL FIBER RIBBON, OPTICAL CABLE, A...
- Publication number 20180321454
- Publication date Nov 8, 2018
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
INTERMITTENT-CONNECTION-TYPE OPTICAL FIBER RIBBON AND OPTICAL CABLE
- Publication number 20180314020
- Publication date Nov 1, 2018
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
LIGHTING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20160352955
- Publication date Dec 1, 2016
- RICOH COMPANY, LTD.
- Masatoshi ISHIDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LENS UNIT, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20150365553
- Publication date Dec 17, 2015
- RICOH COMPANY, LTD.
- Atsushi SUGAI
- G02 - OPTICS
Information Patent Application
TILT ADJUSTMENT MECHANISM, IMAGE CAPTURING UNIT DEVICE, IMAGE SCANN...
- Publication number 20140078560
- Publication date Mar 20, 2014
- Ricoh Company, Limited
- Yoshiaki NAGAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DOCUMENT SCANNING MODULE, INTEGRAL SCANNING UNIT, DOCUMENT SCANNING...
- Publication number 20140071501
- Publication date Mar 13, 2014
- RICOH COMPANY, LIMITED
- Shohei SHINKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE CAPTURING DEVICE, IMAGE SCANNER, AND IMAGE FORMING APPARATUS
- Publication number 20130293932
- Publication date Nov 7, 2013
- RICOH COMPANY, LTD.
- Atsushi SUGAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus having an optical unit and an image reading...
- Publication number 20070121176
- Publication date May 31, 2007
- Ricoh Company, Limited
- Kohichi Yamazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
External device and electronic apparatus
- Publication number 20060021789
- Publication date Feb 2, 2006
- Sachiko Nishikino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method for selection of optical fiber and system for inspection of...
- Publication number 20050248751
- Publication date Nov 10, 2005
- SUMITOMO ELECTRIC INDUSTRIAL CO., LTD.
- Shinji Endo
- G01 - MEASURING TESTING
Information Patent Application
Tape-like optical fiber core, production method therefor, tape core...
- Publication number 20050201697
- Publication date Sep 15, 2005
- Kousuke Tanaka
- G02 - OPTICS
Information Patent Application
Image reader, image forming device, and bearing structure
- Publication number 20050095034
- Publication date May 5, 2005
- Takuji Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method for selection of optical fiber and system for inspection of...
- Publication number 20030231297
- Publication date Dec 18, 2003
- Shinji Endo
- G01 - MEASURING TESTING
Information Patent Application
Image reading apparatus and imaging apparatus using the same
- Publication number 20030103781
- Publication date Jun 5, 2003
- Takuji Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image reading apparatus and method of accelerating drive of reading...
- Publication number 20030095813
- Publication date May 22, 2003
- Sachiko Nishikino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image reader, image forming device, and bearing structure
- Publication number 20030049051
- Publication date Mar 13, 2003
- Takuji Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Cover plate, image scanning device and image forming apparatus
- Publication number 20020191996
- Publication date Dec 19, 2002
- Sachiko Nishikino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image reading device
- Publication number 20020114645
- Publication date Aug 22, 2002
- Takuji Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yoshiaki Nagao

Person

Patents Grantslast 30 patents

Optical fiber unit and optical fiber cable

Slot-type optical cable

Optical fiber cable

Optical fiber cable

Intermittent connection type optical fiber ribbon having improved d...

Intermittent-connection-type optical fiber ribbon with thick and th...

Image reading device and image forming apparatus

Optical fiber cable

Intermittent-connection-type optical fiber ribbon and optical cable

Optical fiber cable

Optical fiber cable

Optical fiber cable having a plurality of stranded optical fiber ri...

Lighting device including a board to mount the light source on a mo...

Tape-like optical fiber core, production method therefor, tape core...

External device and electronic apparatus

Bearing structure for a drive mechanism including a crimp

Drive unit, method of producing drive unit, running body moving uni...

Method for selection of optical fiber and system for inspection of...

Method for selection of optical fiber and system for inspection of...

Image reader, image forming device, and bearing retaining structure

Image reading apparatus with wire twist preventing structure and im...

Image reading apparatus and method of accelerating drive of reading...

Cover plate, image scanning device and image forming apparatus

Image reading device

Image forming apparatus having a protection unit to protect a sensi...

Patents Applicationslast 30 patents

OPTICAL FIBER UNIT AND OPTICAL FIBER CABLE

OPTICAL FIBER RIBBON, OPTICAL UNIT, AND OPTICAL FIBER CABLE

SLOT-TYPE OPTICAL CABLE

OPTICAL FIBER CABLE

INTERMITTENTLY-COUPLED TYPE OPTICAL FIBER RIBBON, MANUFACTURING MET...

OPTICAL FIBER CABLE

IMAGE READING DEVICE AND IMAGE FORMING APPARATUS

INTERMITTENT CONNECTION TYPE OPTICAL FIBER RIBBON, MANUFACTURING ME...

OPTICAL FIBER CABLE

OPTICAL FIBER CABLE

OPTICAL FIBER CABLE

OPTICAL FIBER CABLE

INTERMITTENT-CONNECTION-TYPE OPTICAL FIBER RIBBON, OPTICAL CABLE, A...

INTERMITTENT-CONNECTION-TYPE OPTICAL FIBER RIBBON AND OPTICAL CABLE

LIGHTING DEVICE, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS

LENS UNIT, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS

TILT ADJUSTMENT MECHANISM, IMAGE CAPTURING UNIT DEVICE, IMAGE SCANN...

DOCUMENT SCANNING MODULE, INTEGRAL SCANNING UNIT, DOCUMENT SCANNING...

IMAGE CAPTURING DEVICE, IMAGE SCANNER, AND IMAGE FORMING APPARATUS

Image forming apparatus having an optical unit and an image reading...

External device and electronic apparatus

Method for selection of optical fiber and system for inspection of...

Tape-like optical fiber core, production method therefor, tape core...

Image reader, image forming device, and bearing structure

Method for selection of optical fiber and system for inspection of...

Image reading apparatus and imaging apparatus using the same

Image reading apparatus and method of accelerating drive of reading...

Image reader, image forming device, and bearing structure

Cover plate, image scanning device and image forming apparatus

Image reading device