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Beijing, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for processing physiological signals and non-t...
Patent number
12,115,004
Issue date
Oct 15, 2024
Ricoh Company, Ltd.
Luyun Qin
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Tampering detection method and apparatus and non-transitory compute...
Patent number
12,079,323
Issue date
Sep 3, 2024
Ricoh Company, Ltd.
Xiaojing Fan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for managing consortium chain data structure network, manage...
Patent number
12,003,653
Issue date
Jun 4, 2024
Ricoh Company, Ltd.
Xiaojing Fan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR PROCESSING PHYSIOLOGICAL SIGNALS AND NON-T...
Publication number
20220061771
Publication date
Mar 3, 2022
RICOH COMPANY, LTD.
Luyun Qin
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHOD FOR MANAGING CONSORTIUM CHAIN DATA STRUCTURE NETWORK, MANAGE...
Publication number
20210399904
Publication date
Dec 23, 2021
RICOH COMPANY, LTD.
Xiaojing FAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TAMPERING DETECTION METHOD AND APPARATUS AND NON-TRANSITORY COMPUTE...
Publication number
20210073369
Publication date
Mar 11, 2021
Ricoh Company, Ltd.
Xiaojing FAN
G06 - COMPUTING CALCULATING COUNTING