Takuya Akiyama

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Powder conveying device and image forming apparatus incorporating same
- Patent number 12,111,600
- Issue date Oct 8, 2024
- Ricoh Company, Ltd.
- Kazuhiro Shimada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning blade for intermediate transfer medium, and image forming...
- Patent number 12,001,162
- Issue date Jun 4, 2024
- Ricoh Company, Ltd.
- Masahiro Ohmori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer bias and pressure in an image forming apparatus
- Patent number 11,789,385
- Issue date Oct 17, 2023
- Ricoh Company, Ltd.
- Yuuki Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 11,494,602
- Issue date Nov 8, 2022
- Ricoh Company, Ltd.
- Takuya Akiyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus and adjusting method
- Patent number 11,366,404
- Issue date Jun 21, 2022
- Ricoh Company, Ltd.
- Atsushi Nakamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Roller unit, belt device and image forming apparatus
- Patent number 11,269,271
- Issue date Mar 8, 2022
- Ricoh Company, Ltd.
- Yutaka Goto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Belt running device, transfer device, and image forming apparatus
- Patent number 11,126,114
- Issue date Sep 21, 2021
- Ricoh Company, Ltd.
- Atsushi Nakamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Belt device including a coated driving rotator, transfer device, an...
- Patent number 10,324,404
- Issue date Jun 18, 2019
- Ricoh Company, Ltd.
- Takuya Akiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,857,734
- Issue date Jan 2, 2018
- Ricoh Company, Ltd.
- Takeshi Sakashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus that performs a refreshing operation
- Patent number 9,817,340
- Issue date Nov 14, 2017
- Ricoh Company, Ltd.
- Takahiro Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process unit
- Patent number 9,772,601
- Issue date Sep 26, 2017
- Ricoh Company, Ltd.
- Mitsutoshi Kichise
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS AND COATING-FILM ADJUSTING METHOD
- Publication number 20240393728
- Publication date Nov 28, 2024
- RICOH COMPANY, LTD.
- Hideki KIMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240255890
- Publication date Aug 1, 2024
- RICOH COMPANY, LTD.
- Yutaka GOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20230384730
- Publication date Nov 30, 2023
- Kazuhiro SHIMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CLEANING BLADE FOR INTERMEDIATE TRANSFER MEDIUM, AND IMAGE FORMING...
- Publication number 20230236536
- Publication date Jul 27, 2023
- Masahiro OHMORI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20230103454
- Publication date Apr 6, 2023
- RICOH COMPANY, LTD.
- Hiroshi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
BIASING FORCE ADJUSTING DEVICE, TRANSFER DEVICE, AND IMAGE FORMING...
- Publication number 20230061068
- Publication date Mar 2, 2023
- Yutaka GOTO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20220317601
- Publication date Oct 6, 2022
- RICOH COMPANY, LTD.
- Yuuki Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20220083828
- Publication date Mar 17, 2022
- Ricoh Company, Ltd.
- Takuya AKIYAMA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE FORMING APPARATUS AND ADJUSTING METHOD
- Publication number 20210333725
- Publication date Oct 28, 2021
- RICOH COMPANY, LTD.
- Atsushi Nakamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROLLER UNIT, BELT DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20210223721
- Publication date Jul 22, 2021
- Yutaka GOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
BELT RUNNING DEVICE, TRANSFER DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20210063919
- Publication date Mar 4, 2021
- RICOH COMPANY, LTD.
- Atsushi Nakamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
BELT DEVICE, TRANSFER DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20180059595
- Publication date Mar 1, 2018
- Takuya AKIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20170139353
- Publication date May 18, 2017
- Takeshi Sakashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20170097589
- Publication date Apr 6, 2017
- Takahiro SEKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS UNIT
- Publication number 20170031310
- Publication date Feb 2, 2017
- RICOH COMPANY, LTD.
- Mitsutoshi KICHISE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Takuya Akiyama

Person

Patents Grantslast 30 patents

Powder conveying device and image forming apparatus incorporating same

Cleaning blade for intermediate transfer medium, and image forming...

Transfer bias and pressure in an image forming apparatus

Image forming apparatus

Image forming apparatus and adjusting method

Roller unit, belt device and image forming apparatus

Belt running device, transfer device, and image forming apparatus

Belt device including a coated driving rotator, transfer device, an...

Image forming apparatus

Image forming apparatus that performs a refreshing operation

Image forming apparatus and process unit

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS AND COATING-FILM ADJUSTING METHOD

IMAGE FORMING APPARATUS

POWDER CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

CLEANING BLADE FOR INTERMEDIATE TRANSFER MEDIUM, AND IMAGE FORMING...

TRANSFER DEVICE AND IMAGE FORMING APPARATUS

BIASING FORCE ADJUSTING DEVICE, TRANSFER DEVICE, AND IMAGE FORMING...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND ADJUSTING METHOD

ROLLER UNIT, BELT DEVICE AND IMAGE FORMING APPARATUS

BELT RUNNING DEVICE, TRANSFER DEVICE, AND IMAGE FORMING APPARATUS

BELT DEVICE, TRANSFER DEVICE, AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND PROCESS UNIT