Takafumi Wakai

Person

Niigata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Powder accommodating container, powder supply device, developing de...
- Patent number 11,892,782
- Issue date Feb 6, 2024
- FUJIFILM Business Innovation Corp.
- Takashi Anzai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 11,880,147
- Issue date Jan 23, 2024
- FUJIFILM Business Innovation Corp.
- Takafumi Wakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming unit and image forming apparatus
- Patent number 10,775,716
- Issue date Sep 15, 2020
- Fuji Xerox Co., Ltd.
- Takashi Akaike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device capable of suppressing the passing of a relativel...
- Patent number 10,761,473
- Issue date Sep 1, 2020
- Fuji Xerox Co., Ltd.
- Kazunari Yamagishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming unit and image forming apparatus
- Patent number 10,684,588
- Issue date Jun 16, 2020
- Fuji Xerox Co., Ltd.
- Takafumi Wakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 10,684,572
- Issue date Jun 16, 2020
- Fuji Xerox Co., Ltd.
- Takafumi Wakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device with airflow
- Patent number 10,663,881
- Issue date May 26, 2020
- Fuji Xerox Co., Ltd.
- Takafumi Wakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 10,289,022
- Issue date May 14, 2019
- Fuji Xerox., Ltd.
- Takashi Akaike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming member including a clearance cl...
- Patent number 10,031,440
- Issue date Jul 24, 2018
- Fuji Xerox Co., Ltd.
- Takashi Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, and image forming apparatus using the same
- Patent number 9,164,418
- Issue date Oct 20, 2015
- Fuji Xerox Co., Ltd.
- Masaru Sakuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, and image forming apparatus using the same
- Patent number 9,128,413
- Issue date Sep 8, 2015
- Fuji Xerox Co., Ltd.
- Shinji Mitsui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having an attaching unit for attaching developer...
- Patent number 9,063,466
- Issue date Jun 23, 2015
- Fuji Xerox Co., Ltd.
- Munenobu Okubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including developing device using toner hol...
- Patent number 9,002,244
- Issue date Apr 7, 2015
- Fuji Xerox Co., Ltd.
- Yoshifumi Ozaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus including the same
- Patent number 8,688,018
- Issue date Apr 1, 2014
- Fuji Xerox Co., Ltd.
- Tsutomu Uezono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit, image retainer unit and image forming apparatus
- Patent number 8,238,802
- Issue date Aug 7, 2012
- Fuji Xerox Co., Ltd.
- Tomoyuki Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having a projection portion for inhibiting scatte...
- Patent number 7,620,352
- Issue date Nov 17, 2009
- Fuji Xerox Co., Ltd.
- Ichiro Kawahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
POWDER ACCOMMODATING CONTAINER, POWDER SUPPLY DEVICE, DEVELOPING DE...
- Publication number 20230314984
- Publication date Oct 5, 2023
- FUJIFILM Business Innovation Corp.
- Takashi ANZAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20230305441
- Publication date Sep 28, 2023
- FUJIFILM Business Innovation Corp.
- Takafumi WAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS
- Publication number 20200257221
- Publication date Aug 13, 2020
- FUJI XEROX CO, LTD.
- Takashi AKAIKE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20200096933
- Publication date Mar 26, 2020
- FUJI XEROX CO., LTD
- Kazunari YAMAGISHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS
- Publication number 20200096939
- Publication date Mar 26, 2020
- FUJI XEROX CO., LTD
- Takafumi WAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20190041769
- Publication date Feb 7, 2019
- FUJI XEROX CO., LTD
- Takafumi WAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20190025730
- Publication date Jan 24, 2019
- FUJI XEROX CO., LTD
- Takashi AKAIKE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20160238989
- Publication date Aug 18, 2016
- FUJI XEROX CO., LTD
- Takashi NAKAMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME
- Publication number 20140147144
- Publication date May 29, 2014
- FUJI XEROX CO., LTD
- Shinji MITSUI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME
- Publication number 20140147141
- Publication date May 29, 2014
- FUJI XEROX CO., LTD
- Munenobu OKUBO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME
- Publication number 20140147142
- Publication date May 29, 2014
- FUJI XEROX CO., LTD
- Masaru SAKUMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT METHOD, DEVELOPING DEVICE, AND IMAGE FORMING ASSEMBLY A...
- Publication number 20140056623
- Publication date Feb 27, 2014
- FUJI XEROX CO., LTD
- Yoshifumi OZAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME
- Publication number 20130051869
- Publication date Feb 28, 2013
- FUJI XEROX CO., LTD
- Tsutomu UEZONO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING UNIT, IMAGE RETAINER UNIT AND IMAGE FORMING APPARATUS
- Publication number 20100124444
- Publication date May 20, 2010
- Tomoyuki Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and image forming apparatus using such developing...
- Publication number 20080080906
- Publication date Apr 3, 2008
- FUJI XEROX CO., LTD
- Ichiro Kawahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Takafumi Wakai

Person

Patents Grantslast 30 patents

Powder accommodating container, powder supply device, developing de...

Developing device and image forming apparatus

Image forming unit and image forming apparatus

Developing device capable of suppressing the passing of a relativel...

Image forming unit and image forming apparatus

Developing device and image forming apparatus

Developing device with airflow

Developing device and image forming apparatus

Developing device and image forming member including a clearance cl...

Developing device, and image forming apparatus using the same

Developing device, and image forming apparatus using the same

Developing device having an attaching unit for attaching developer...

Image forming apparatus including developing device using toner hol...

Developing device and image forming apparatus including the same

Developing unit, image retainer unit and image forming apparatus

Developing device having a projection portion for inhibiting scatte...

Patents Applicationslast 30 patents

POWDER ACCOMMODATING CONTAINER, POWDER SUPPLY DEVICE, DEVELOPING DE...

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME

DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME

DEVELOPMENT METHOD, DEVELOPING DEVICE, AND IMAGE FORMING ASSEMBLY A...

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME

DEVELOPING UNIT, IMAGE RETAINER UNIT AND IMAGE FORMING APPARATUS

Developing device and image forming apparatus using such developing...