Takahisa Koike

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image recording apparatus, image recording method, and recording me...
- Patent number 11,203,201
- Issue date Dec 21, 2021
- Ricoh Company, Ltd.
- Jun Shiori
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Drive device for correcting angular deviation between shafts
- Patent number 11,171,582
- Issue date Nov 9, 2021
- Ricoh Company, Ltd.
- Takahisa Koike
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Driving apparatus, driving system, robot, image forming apparatus,...
- Patent number 10,715,062
- Issue date Jul 14, 2020
- Ricoh Company, Ltd.
- Takahisa Koike
- G01 - MEASURING TESTING
Information Patent Grant
Permanent magnet motor, position estimation apparatus and motor dri...
- Patent number 10,680,471
- Issue date Jun 9, 2020
- Ricoh Company, Ltd.
- Takashi Hashimoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Driving device, drive system, image forming apparatus, conveyance d...
- Patent number 10,298,156
- Issue date May 21, 2019
- Ricoh Company, Ltd.
- Takahisa Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet conveying device, image forming apparatus, sheet thickness de...
- Patent number 9,376,287
- Issue date Jun 28, 2016
- Ricoh Company, Ltd.
- Yoshihiro Asano
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Medium conveying apparatus, image forming apparatus, medium conveyi...
- Patent number 9,022,386
- Issue date May 5, 2015
- Ricoh Company, Ltd.
- Masashi Kasamai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Rotating mechanism driving apparatus, image forming apparatus, non-...
- Patent number 8,989,608
- Issue date Mar 24, 2015
- Ricoh Company, Ltd.
- Yoshihiro Asano
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Intermediate transfer device, image forming apparatus and secondary...
- Patent number 8,660,473
- Issue date Feb 25, 2014
- Ricoh Company, Ltd.
- Masahiro Ashikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
To-be-transferred object length measurement device and image formin...
- Patent number 8,639,174
- Issue date Jan 28, 2014
- Ricoh Company, Ltd.
- Masahiro Ashikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Conveying device, image forming apparatus, and program
- Patent number 8,561,985
- Issue date Oct 22, 2013
- Ricoh Company, Limited
- Yuusuke Ishizaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveying device, image forming apparatus, sheet conveying mo...
- Patent number 8,474,816
- Issue date Jul 2, 2013
- Ricoh Company, Ltd.
- Yuusuke Ishizaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Intermediate transfer device, image forming apparatus and secondary...
- Patent number 8,364,064
- Issue date Jan 29, 2013
- Ricoh Company, Ltd.
- Masahiro Ashikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Control device, image forming device, wear detecting method, progra...
- Patent number 8,326,549
- Issue date Dec 4, 2012
- Ricoh Company, Ltd.
- Yuusuke Ishizaki
- G05 - CONTROLLING REGULATING
Information Patent Grant
Drive control device of a rotation member, method for drive control...
- Patent number 8,219,003
- Issue date Jul 10, 2012
- Ricoh Company, Limited
- Koichi Kudo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device adapted to control speed difference between fi...
- Patent number 8,059,998
- Issue date Nov 15, 2011
- Ricoh Company, Ltd.
- Takahisa Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Moving body controlling device, intermediate transferring device, a...
- Patent number 8,000,622
- Issue date Aug 16, 2011
- Ricoh Company, Ltd.
- Yuusuke Ishizaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and device for controlling motor, and image forming apparatus
- Patent number 7,911,168
- Issue date Mar 22, 2011
- Ricoh Company, Limited
- Takahisa Koike
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Image forming apparatus, imaging process unit, and method for recor...
- Patent number 7,177,552
- Issue date Feb 13, 2007
- Ricoh Company, Ltd.
- Takahisa Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Information delivering system, information delivering method, and c...
- Patent number 7,167,656
- Issue date Jan 23, 2007
- Ricoh Company, Ltd.
- Takahisa Koike
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information delivering system, information delivering method, and c...
- Patent number 7,016,617
- Issue date Mar 21, 2006
- Ricoh Company, Ltd.
- Takahisa Koike
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-tone recording method for ink jet printer
- Patent number 4,642,653
- Issue date Feb 10, 1987
- Ricoh Company, Ltd.
- Tadashi Ito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming method for dot matrix printer
- Patent number 4,622,561
- Issue date Nov 11, 1986
- Ricoh Company, Ltd.
- Takahisa Koike
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Control system and method for charge control ink jet printer
- Patent number 4,604,631
- Issue date Aug 5, 1986
- Ricoh Company, Ltd.
- Koichiro Jinnai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Deflection control ink jet printing apparatus
- Patent number 4,598,299
- Issue date Jul 1, 1986
- Ricoh Company, Ltd.
- Takahisa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multicolor ink jet recording apparatus having means for preventing...
- Patent number 4,595,948
- Issue date Jun 17, 1986
- Ricoh Company, Ltd.
- Tadashi Itoh
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Charge-controlled ink-jet printing method and apparatus
- Patent number 4,555,710
- Issue date Nov 26, 1985
- Ricoh Company, Ltd.
- Takahisa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND STORAGE MEDIUM
- Publication number 20200288033
- Publication date Sep 10, 2020
- Ko TOKUMARU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE RECORDING APPARATUS, IMAGE RECORDING METHOD, AND RECORDING ME...
- Publication number 20200247113
- Publication date Aug 6, 2020
- Ricoh Company, Ltd.
- Jun SHIORI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DRIVE DEVICE FOR CORRECTING ANGULAR DEVIATION BETWEEN SHAFTS
- Publication number 20190386590
- Publication date Dec 19, 2019
- RICOH COMPANY, LTD.
- TAKAHISA KOIKE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DRIVING APPARATUS, DRIVING SYSTEM, ROBOT, IMAGE FORMING APPARATUS,...
- Publication number 20190288620
- Publication date Sep 19, 2019
- RICOH COMPANY, LTD.
- Takahisa KOIKE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVING DEVICE, DRIVE SYSTEM, IMAGE FORMING APPARATUS, CONVEYANCE D...
- Publication number 20180254721
- Publication date Sep 6, 2018
- Takahisa Koike
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
PERMANENT MAGNET MOTOR, POSITION ESTIMATION APPARATUS AND MOTOR DRI...
- Publication number 20160149443
- Publication date May 26, 2016
- RICOH COMPANY, LTD.
- Takashi HASHIMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MEDIUM CONVEYING APPARATUS, IMAGE FORMING APPARATUS, MEDIUM CONVEYI...
- Publication number 20140312563
- Publication date Oct 23, 2014
- RICOH COMPANY, LTD.
- Masashi KASAMAI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
MEDIUM CONVEYING APPARATUS, IMAGE FORMING APPARATUS, AND MEDIUM CON...
- Publication number 20130228968
- Publication date Sep 5, 2013
- RICOH COMPANY, LTD.
- Masashi KASAMAI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS, SHEET THICKNESS DE...
- Publication number 20130134665
- Publication date May 30, 2013
- Yoshihiro ASANO
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Intermediate Transfer Device, Image Forming Apparatus And Secondary...
- Publication number 20130121715
- Publication date May 16, 2013
- Masahiro ASHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS, SHEET CONVEYING MO...
- Publication number 20120326387
- Publication date Dec 27, 2012
- RICOH COMPANY, LTD.
- Yuusuke Ishizaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
ROTATING MECHANISM DRIVING APPARATUS, IMAGE FORMING APPARATUS, NON-...
- Publication number 20120207493
- Publication date Aug 16, 2012
- RICOH COMPANY, LTD.
- Yoshihiro Asano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DETECTING DEVICE, IMAGE FORMING APPARATUS, COMPUTER PROGRAM PRODUCT...
- Publication number 20120203497
- Publication date Aug 9, 2012
- Jun YAMANE
- G01 - MEASURING TESTING
Information Patent Application
CONVEYING DEVICE, IMAGE FORMING APPARATUS, AND PROGRAM
- Publication number 20110176846
- Publication date Jul 21, 2011
- Yuusuke ISHIZAKI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
To-be-transferred object length measurement device and image formin...
- Publication number 20100239282
- Publication date Sep 23, 2010
- Masahiro Ashikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Moving body controlling device, intermediate transferring device, a...
- Publication number 20100239293
- Publication date Sep 23, 2010
- Yuusuke Ishizaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Control device, image forming device, wear detecting method, progra...
- Publication number 20100179772
- Publication date Jul 15, 2010
- Ricoh Company, Ltd.
- Yuusuke Ishizaki
- G05 - CONTROLLING REGULATING
Information Patent Application
Intermediate transfer device, image forming apparatus and secondary...
- Publication number 20100034565
- Publication date Feb 11, 2010
- Masahiro Ashikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE CONTROL DEVICE OF A ROTATION MEMBER, METHOD FOR DRIVE CONTROL...
- Publication number 20090148185
- Publication date Jun 11, 2009
- Koichi KUDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image Forming Device and Semiconductor Device
- Publication number 20080298856
- Publication date Dec 4, 2008
- Ricoh Company, Ltd.
- Takahisa Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and device for controlling motor, and image forming apparatus
- Publication number 20080203964
- Publication date Aug 28, 2008
- RICOH COMPANY,LIMITED
- Takahisa Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Information delivering system, information delivering method, and c...
- Publication number 20060120734
- Publication date Jun 8, 2006
- Takahisa Koike
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image forming apparatus, imaging process unit, and method for recor...
- Publication number 20050180764
- Publication date Aug 18, 2005
- Takahisa Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Information delivering system, information delivering method, and c...
- Publication number 20020062304
- Publication date May 23, 2002
- Takahisa Koike
- G06 - COMPUTING CALCULATING COUNTING

Takahisa Koike

Person

Patents Grantslast 30 patents

Image recording apparatus, image recording method, and recording me...

Drive device for correcting angular deviation between shafts

Driving apparatus, driving system, robot, image forming apparatus,...

Permanent magnet motor, position estimation apparatus and motor dri...

Driving device, drive system, image forming apparatus, conveyance d...

Sheet conveying device, image forming apparatus, sheet thickness de...

Medium conveying apparatus, image forming apparatus, medium conveyi...

Rotating mechanism driving apparatus, image forming apparatus, non-...

Intermediate transfer device, image forming apparatus and secondary...

To-be-transferred object length measurement device and image formin...

Conveying device, image forming apparatus, and program

Sheet conveying device, image forming apparatus, sheet conveying mo...

Intermediate transfer device, image forming apparatus and secondary...

Control device, image forming device, wear detecting method, progra...

Drive control device of a rotation member, method for drive control...

Image forming device adapted to control speed difference between fi...

Moving body controlling device, intermediate transferring device, a...

Method and device for controlling motor, and image forming apparatus

Image forming apparatus, imaging process unit, and method for recor...

Information delivering system, information delivering method, and c...

Information delivering system, information delivering method, and c...

Multi-tone recording method for ink jet printer

Image forming method for dot matrix printer

Control system and method for charge control ink jet printer

Deflection control ink jet printing apparatus

Multicolor ink jet recording apparatus having means for preventing...

Charge-controlled ink-jet printing method and apparatus

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND STORAGE MEDIUM

IMAGE RECORDING APPARATUS, IMAGE RECORDING METHOD, AND RECORDING ME...

DRIVE DEVICE FOR CORRECTING ANGULAR DEVIATION BETWEEN SHAFTS

DRIVING APPARATUS, DRIVING SYSTEM, ROBOT, IMAGE FORMING APPARATUS,...

DRIVING DEVICE, DRIVE SYSTEM, IMAGE FORMING APPARATUS, CONVEYANCE D...

PERMANENT MAGNET MOTOR, POSITION ESTIMATION APPARATUS AND MOTOR DRI...

MEDIUM CONVEYING APPARATUS, IMAGE FORMING APPARATUS, MEDIUM CONVEYI...

MEDIUM CONVEYING APPARATUS, IMAGE FORMING APPARATUS, AND MEDIUM CON...

SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS, SHEET THICKNESS DE...

Intermediate Transfer Device, Image Forming Apparatus And Secondary...

SHEET CONVEYING DEVICE, IMAGE FORMING APPARATUS, SHEET CONVEYING MO...

ROTATING MECHANISM DRIVING APPARATUS, IMAGE FORMING APPARATUS, NON-...

DETECTING DEVICE, IMAGE FORMING APPARATUS, COMPUTER PROGRAM PRODUCT...

CONVEYING DEVICE, IMAGE FORMING APPARATUS, AND PROGRAM

To-be-transferred object length measurement device and image formin...

Moving body controlling device, intermediate transferring device, a...

Control device, image forming device, wear detecting method, progra...

Intermediate transfer device, image forming apparatus and secondary...

DRIVE CONTROL DEVICE OF A ROTATION MEMBER, METHOD FOR DRIVE CONTROL...

Image Forming Device and Semiconductor Device

Method and device for controlling motor, and image forming apparatus

Information delivering system, information delivering method, and c...

Image forming apparatus, imaging process unit, and method for recor...

Information delivering system, information delivering method, and c...