Keisuke Ikeda

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Loop heat pipe, cooling device, and electronic device
- Patent number 11,371,783
- Issue date Jun 28, 2022
- Ricoh Company, Ltd.
- Tomoyasu Hirasawa
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,864,334
- Issue date Jan 9, 2018
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Surface-emitting light source and laser apparatus
- Patent number 9,608,410
- Issue date Mar 28, 2017
- Ricoh Company, Ltd.
- Nobuyuki Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cooling device and image forming apparatus
- Patent number 9,513,598
- Issue date Dec 6, 2016
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,483,018
- Issue date Nov 1, 2016
- Ricoh Company, Ltd.
- Tomoyasu Hirasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,465,358
- Issue date Oct 11, 2016
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,423,730
- Issue date Aug 23, 2016
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device having a turbulence generating unit
- Patent number 9,400,485
- Issue date Jul 26, 2016
- Ricoh Company, Ltd.
- Satoshi Okano
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,372,465
- Issue date Jun 21, 2016
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Air-conditioning unit, image forming apparatus incorporating same,...
- Patent number 9,360,837
- Issue date Jun 7, 2016
- Ricoh Company, Ltd.
- Tomoyasu Hirasawa
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Liquid cooling device that arranges a coolant flowing direction in...
- Patent number 9,354,601
- Issue date May 31, 2016
- Ricoh Company, Ltd.
- Tomoyasu Hirasawa
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Recording medium conveyor and image forming apparatus incorporating...
- Patent number 9,348,311
- Issue date May 24, 2016
- Ricoh Company, Ltd.
- Takeshi Watanabe
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus
- Patent number 9,335,676
- Issue date May 10, 2016
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus
- Patent number 9,296,235
- Issue date Mar 29, 2016
- Ricoh Company, Ltd.
- Keisuke Ikeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,217,979
- Issue date Dec 22, 2015
- Ricoh Company, Ltd.
- Tomoyasu Hirasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,098,024
- Issue date Aug 4, 2015
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus
- Patent number 9,063,482
- Issue date Jun 23, 2015
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus incorporating same
- Patent number 9,046,872
- Issue date Jun 2, 2015
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 9,046,858
- Issue date Jun 2, 2015
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus
- Patent number 9,044,982
- Issue date Jun 2, 2015
- Ricoh Company, Ltd.
- Keisuke Ikeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 8,977,159
- Issue date Mar 10, 2015
- Ricoh Company, Ltd.
- Kenichi Takehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus
- Patent number 8,879,945
- Issue date Nov 4, 2014
- Ricoh Company, Limited
- Hiomitsu Fujiya
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Cooling device and image forming apparatus including the same
- Patent number 8,805,231
- Issue date Aug 12, 2014
- Ricoh Company, Limited
- Shingo Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 8,792,800
- Issue date Jul 29, 2014
- Ricoh Company, Ltd.
- Hiromitsu Fujiya
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Cooling device and image forming apparatus including same
- Patent number 8,725,026
- Issue date May 13, 2014
- Ricoh Company, Ltd.
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus
- Patent number 8,687,999
- Issue date Apr 1, 2014
- Ricoh Company, Limited
- Satoshi Okano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device, cooling method, and image forming apparatus
- Patent number 8,682,205
- Issue date Mar 25, 2014
- Ricoh Company, Ltd.
- Yasuaki Iijima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device having a turbulence generating unit
- Patent number 8,606,138
- Issue date Dec 10, 2013
- Ricoh Company, Limited
- Satoshi Okano
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
IMAGE-CAPTURING DEVICE, DISTANCE-MEASURING APPARATUS, AND DISTANCE-...
- Publication number 20240248180
- Publication date Jul 25, 2024
- Keisuke IKEDA
- G01 - MEASURING TESTING
Information Patent Application
IMAGE-CAPTURING DEVICE AND IMAGE-CAPTURING SYSTEM
- Publication number 20230036878
- Publication date Feb 2, 2023
- Keisuke IKEDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EVAPORATOR, LOOP HEAT PIPE, AND ELECTRONIC DEVICE
- Publication number 20200386489
- Publication date Dec 10, 2020
- Ricoh Company, Ltd.
- Toshihiko BABA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
LOOP HEAT PIPE, COOLING DEVICE, AND ELECTRONIC DEVICE
- Publication number 20190390918
- Publication date Dec 26, 2019
- Tomoyasu Hirasawa
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20160342136
- Publication date Nov 24, 2016
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20160195847
- Publication date Jul 7, 2016
- Keisuke IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SURFACE-EMITTING LIGHT SOURCE AND LASER APPARATUS
- Publication number 20160134076
- Publication date May 12, 2016
- Nobuyuki ARAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20160048106
- Publication date Feb 18, 2016
- Tomoyasu Hirasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20150277304
- Publication date Oct 1, 2015
- KEISUKE IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20150227111
- Publication date Aug 13, 2015
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20150217586
- Publication date Aug 6, 2015
- Keisuke IKEDA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
RECORDING MEDIUM CONVEYOR AND IMAGE FORMING APPARATUS INCORPORATING...
- Publication number 20150160610
- Publication date Jun 11, 2015
- Takeshi WATANABE
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
LIQUID COOLING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20150071677
- Publication date Mar 12, 2015
- Tomoyasu HIRASAWA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140334858
- Publication date Nov 13, 2014
- Hiroaki MIYAGAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140308058
- Publication date Oct 16, 2014
- Keisuke IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20140233996
- Publication date Aug 21, 2014
- Keisuke IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140219677
- Publication date Aug 7, 2014
- KEISUKE IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140186080
- Publication date Jul 3, 2014
- Keisuke Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20140186081
- Publication date Jul 3, 2014
- Tomoyasu Hirasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
AIR-CONDITIONING UNIT, IMAGE FORMING APPARATUS INCORPORATING SAME,...
- Publication number 20140093269
- Publication date Apr 3, 2014
- Tomoyasu HIRASAWA
- F24 - HEATING RANGES VENTILATING
Information Patent Application
COOLING DEVICE HAVING A TURBULENCE GENERATING UNIT
- Publication number 20140064775
- Publication date Mar 6, 2014
- Satoshi Okano
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140060782
- Publication date Mar 6, 2014
- Keisuke IKEDA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
COOLING DEVICE, IMAGE FORMING APPARATUS INCLUDING SAME, AND COOLING...
- Publication number 20140044462
- Publication date Feb 13, 2014
- RICOH COMPANY, LTD.
- Keisuke IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130322915
- Publication date Dec 5, 2013
- Kenichi TAKEHARA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20130259512
- Publication date Oct 3, 2013
- RICOH COMPANY, LTD.
- Keisuke IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20120315069
- Publication date Dec 13, 2012
- KEISUKE IKEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20120263491
- Publication date Oct 18, 2012
- Hiromitsu FUJIYA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20120227927
- Publication date Sep 13, 2012
- Hiromitsu FUJIYA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
COOLING DEVICE, COOLING METHOD, AND IMAGE FORMING APPARATUS
- Publication number 20120070180
- Publication date Mar 22, 2012
- Yasuaki IIJIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Cooling device and image forming apparatus
- Publication number 20120061057
- Publication date Mar 15, 2012
- RICOH COMPANY, LIMITED
- Satoshi Okano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Keisuke Ikeda

Person

Patents Grantslast 30 patents

Loop heat pipe, cooling device, and electronic device

Cooling device and image forming apparatus including same

Surface-emitting light source and laser apparatus

Cooling device and image forming apparatus

Cooling device and image forming apparatus including same

Cooling device and image forming apparatus including same

Cooling device and image forming apparatus including same

Cooling device having a turbulence generating unit

Cooling device and image forming apparatus including same

Air-conditioning unit, image forming apparatus incorporating same,...

Liquid cooling device that arranges a coolant flowing direction in...

Recording medium conveyor and image forming apparatus incorporating...

Image forming apparatus

Cooling device and image forming apparatus

Cooling device and image forming apparatus including same

Cooling device and image forming apparatus including same

Cooling device and image forming apparatus

Cooling device and image forming apparatus incorporating same

Cooling device and image forming apparatus including same

Cooling device and image forming apparatus

Image forming apparatus

Cooling device and image forming apparatus

Cooling device and image forming apparatus including the same

Cooling device and image forming apparatus including same

Cooling device and image forming apparatus including same

Cooling device and image forming apparatus

Cooling device, cooling method, and image forming apparatus

Cooling device having a turbulence generating unit

Patents Applicationslast 30 patents

IMAGE-CAPTURING DEVICE, DISTANCE-MEASURING APPARATUS, AND DISTANCE-...

IMAGE-CAPTURING DEVICE AND IMAGE-CAPTURING SYSTEM

EVAPORATOR, LOOP HEAT PIPE, AND ELECTRONIC DEVICE

LOOP HEAT PIPE, COOLING DEVICE, AND ELECTRONIC DEVICE

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS

SURFACE-EMITTING LIGHT SOURCE AND LASER APPARATUS

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS

RECORDING MEDIUM CONVEYOR AND IMAGE FORMING APPARATUS INCORPORATING...

LIQUID COOLING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

IMAGE FORMING APPARATUS

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

AIR-CONDITIONING UNIT, IMAGE FORMING APPARATUS INCORPORATING SAME,...

COOLING DEVICE HAVING A TURBULENCE GENERATING UNIT

COOLING DEVICE AND IMAGE FORMING APPARATUS

COOLING DEVICE, IMAGE FORMING APPARATUS INCLUDING SAME, AND COOLING...

IMAGE FORMING APPARATUS

COOLING DEVICE AND IMAGE FORMING APPARATUS

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

COOLING DEVICE AND IMAGE FORMING APPARATUS

COOLING DEVICE, COOLING METHOD, AND IMAGE FORMING APPARATUS

Cooling device and image forming apparatus