Tetsuya Sakai

Person

Aichi-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming device and image forming method
- Patent number 12,064,991
- Issue date Aug 20, 2024
- Konica Minolta, Inc.
- Tetsuya Sakai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus fixing toner image onto sheet and control m...
- Patent number 11,204,569
- Issue date Dec 21, 2021
- Konica Minolta, Inc.
- Tetsuya Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device, image printing method, and computer program o...
- Patent number 10,795,313
- Issue date Oct 6, 2020
- Konica Minolta, Inc.
- Tetsuya Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,253,367
- Issue date Feb 2, 2016
- Konica Minolta, Inc.
- Mitsuru Obara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reader and image forming apparatus
- Patent number 8,422,085
- Issue date Apr 16, 2013
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus, and exposure control method therefor
- Patent number 8,233,016
- Issue date Jul 31, 2012
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus, tone correction method using tone patches...
- Patent number 8,112,007
- Issue date Feb 7, 2012
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and tone correction method
- Patent number 8,090,281
- Issue date Jan 3, 2012
- Konica Minolta Business Technologies, Inc.
- Soh Hirota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color imaging forming apparatus with image stabilization control an...
- Patent number 8,081,326
- Issue date Dec 20, 2011
- Konica Minolta Business Technologies, Inc.
- Kazuo Okunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image fo ming device and image forming method
- Patent number 7,983,507
- Issue date Jul 19, 2011
- Konica Minolta Business Technologies, Inc.
- Masahiro Kouzaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus capable of forming excellent image
- Patent number 7,787,006
- Issue date Aug 31, 2010
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus capable of forming high-quality image
- Patent number 7,603,047
- Issue date Oct 13, 2009
- Konica Minolta Business Technologies, Inc.
- Hironori Akashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and device for determining the density and...
- Patent number 7,181,148
- Issue date Feb 20, 2007
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and device for estimating toner concentration and image form...
- Patent number 7,149,439
- Issue date Dec 12, 2006
- Konica Minolta Business Technologies, Inc.
- Katsuyuki Hirata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light quantity correction method for exposing device, and image for...
- Patent number 6,982,813
- Issue date Jan 3, 2006
- Minolta Co., Ltd.
- Katsuyuki Hirata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus having function for automatically adjusting...
- Patent number 6,285,839
- Issue date Sep 4, 2001
- Minolta Co., Ltd.
- Masaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of obtaining stable transfer using...
- Patent number 5,978,637
- Issue date Nov 2, 1999
- Minolta Co., Ltd.
- Tetsuya Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of estimating toner concentration
- Patent number 5,920,748
- Issue date Jul 6, 1999
- Minolta Co., Ltd.
- Atsushi Kawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,893,661
- Issue date Apr 13, 1999
- Minolta Co., Ltd.
- Tetsuya Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus capable of setting imag...
- Patent number 5,805,956
- Issue date Sep 8, 1998
- Minolta Co., Ltd.
- Atsushi Kawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus estimating a consumable life of a component...
- Patent number 5,778,279
- Issue date Jul 7, 1998
- Minolta Co., Ltd.
- Atsushi Kawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for optimizing toner transfer efficiency
- Patent number 5,774,762
- Issue date Jun 30, 1998
- Minolta Co., Ltd.
- Shinichi Takemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner replenishment device for an image forming apparatus which emp...
- Patent number 5,708,917
- Issue date Jan 13, 1998
- Minolta Co., Ltd.
- Atsushi Kawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus
- Patent number 5,581,221
- Issue date Dec 3, 1996
- Minolta Co. Ltd.
- Atsushi Kawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for measuring developer density
- Patent number 5,530,530
- Issue date Jun 25, 1996
- Minolta Co., Ltd.
- Masaki Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING DEVICE AND IMAGE FORMING METHOD
- Publication number 20210008921
- Publication date Jan 14, 2021
- Konica Minolta, Inc.
- Tetsuya SAKAI
- B44 - DECORATIVE ARTS
Information Patent Application
IMAGE FORMING APPARATUS AND CONTROL METHOD
- Publication number 20200333739
- Publication date Oct 22, 2020
- KONICA MINOLTA INC
- Tetsuya SAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING DEVICE, IMAGE PRINTING METHOD, AND COMPUTER PROGRAM
- Publication number 20200073326
- Publication date Mar 5, 2020
- KONICA MINOLTA INC
- Tetsuya SAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150264221
- Publication date Sep 17, 2015
- Konica Minolta, Inc.
- Mitsuru OBARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READER AND IMAGE FORMING APPARATUS
- Publication number 20090316229
- Publication date Dec 24, 2009
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE FORMING APPARATUS, TONE CORRECTION METHOD, AND COMPUTER-READA...
- Publication number 20090067860
- Publication date Mar 12, 2009
- Konica Minolta Business Technologies, Inc.
- Tetsuya SAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND TONE CORRECTION METHOD
- Publication number 20090067857
- Publication date Mar 12, 2009
- Konica Minolta Business Technologies, Inc.
- Soh HIROTA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Color image forming apparatus
- Publication number 20080130030
- Publication date Jun 5, 2008
- Konica Minolta Business Technologies, Inc.
- Kazuo Okunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus capable of forming excellent image
- Publication number 20080122918
- Publication date May 29, 2008
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus capable of forming high-quality image
- Publication number 20080112718
- Publication date May 15, 2008
- Konica Minolta Business Technologies, Inc.
- Hironori Akashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, image processing method and image processi...
- Publication number 20080088862
- Publication date Apr 17, 2008
- Konica Minolta Business Technologies, Inc.
- Takashi Harashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming device and image forming method
- Publication number 20070279695
- Publication date Dec 6, 2007
- Konica Minolta Business Technologies, Inc.
- Masahiro Kouzaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image forming apparatus, and exposure control method therefor
- Publication number 20070085893
- Publication date Apr 19, 2007
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and device for estimating toner concentration and image form...
- Publication number 20060018674
- Publication date Jan 26, 2006
- Konica Minolta Business Technologies, Inc.
- Katsuyuki Hirata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040208663
- Publication date Oct 21, 2004
- Konica Minolta Business Technologies, Inc.
- Tetsuya Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light quantity correction method for exposing device, and image for...
- Publication number 20010040676
- Publication date Nov 15, 2001
- Katsuyuki Hirata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Tetsuya Sakai

Person

Patents Grantslast 30 patents

Image forming device and image forming method

Image forming apparatus fixing toner image onto sheet and control m...

Image forming device, image printing method, and computer program o...

Image forming apparatus

Image reader and image forming apparatus

Image forming apparatus, and exposure control method therefor

Image forming apparatus, tone correction method using tone patches...

Image forming apparatus and tone correction method

Color imaging forming apparatus with image stabilization control an...

Image fo ming device and image forming method

Image forming apparatus capable of forming excellent image

Image forming apparatus capable of forming high-quality image

Image forming apparatus and device for determining the density and...

Method and device for estimating toner concentration and image form...

Light quantity correction method for exposing device, and image for...

Image forming apparatus having function for automatically adjusting...

Image forming apparatus capable of obtaining stable transfer using...

Image forming apparatus capable of estimating toner concentration

Image forming apparatus

Electrophotographic image forming apparatus capable of setting imag...

Image forming apparatus estimating a consumable life of a component...

Image forming apparatus for optimizing toner transfer efficiency

Toner replenishment device for an image forming apparatus which emp...

Electrophotographic image forming apparatus

Apparatus for measuring developer density

Patents Applicationslast 30 patents

IMAGE FORMING DEVICE AND IMAGE FORMING METHOD

IMAGE FORMING APPARATUS AND CONTROL METHOD

IMAGE FORMING DEVICE, IMAGE PRINTING METHOD, AND COMPUTER PROGRAM

IMAGE FORMING APPARATUS

IMAGE READER AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS, TONE CORRECTION METHOD, AND COMPUTER-READA...

IMAGE FORMING APPARATUS AND TONE CORRECTION METHOD

Color image forming apparatus

Image forming apparatus capable of forming excellent image

Image forming apparatus capable of forming high-quality image

Image forming apparatus, image processing method and image processi...

Image forming device and image forming method

Image forming apparatus, and exposure control method therefor

Method and device for estimating toner concentration and image form...

Image forming apparatus

Light quantity correction method for exposing device, and image for...