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Toshihiro Atsumi
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Notification control device, notification control system, and notif...
Patent number
11,513,007
Issue date
Nov 29, 2022
Ricoh Company, Ltd.
Hajimu Ikeda
G08 - SIGNALLING
Information
Patent Grant
Information providing apparatus and information providing system
Patent number
10,553,099
Issue date
Feb 4, 2020
Ricoh Company, Ltd.
Hajimu Ikeda
G01 - MEASURING TESTING
Information
Patent Grant
Developing device using a developing roller and image forming appar...
Patent number
6,697,593
Issue date
Feb 24, 2004
Ricoh Company, Ltd.
Tsuyoshi Imamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, ME...
Publication number
20210287518
Publication date
Sep 16, 2021
RICOH COMPANY, LTD.
HAJIMU IKEDA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROVIDING APPARATUS, INFORMATION PROVIDING METHOD AND I...
Publication number
20200135002
Publication date
Apr 30, 2020
RICOH COMPANY, LTD.
Hajimu IKEDA
G08 - SIGNALLING
Information
Patent Application
NOTIFICATION CONTROL DEVICE, NOTIFICATION CONTROL SYSTEM, AND NOTIF...
Publication number
20200103286
Publication date
Apr 2, 2020
RICOH COMPANY, LTD.
Hajimu IKEDA
G01 - MEASURING TESTING
Information
Patent Application
INFORMATION PROVIDING APPARATUS AND INFORMATION PROVIDING SYSTEM
Publication number
20190043336
Publication date
Feb 7, 2019
RICOH COMPANY, LTD.
Hajimu IKEDA
G01 - MEASURING TESTING
Information
Patent Application
Developing device using a developing roller and image forming appar...
Publication number
20020114647
Publication date
Aug 22, 2002
Tsuyoshi Imamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY