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Patents
Patents Assigned to U DE TOPTECH ELECTRONIC TECHNOLOGY CO., LTD
Patents Assigned to U DE TOPTECH ELECTRONIC TECHNOLOGY CO., LTD
Alcoholometer
Patent number:
D926059
Type:
Grant
Filed:
July 7, 2019
Date of Patent:
July 27, 2021
Assignees:
U DE TOPTECH ELECTRONIC TECHNOLOGY CO., LTD, U DE TOPTECH TECHNOLOGY (HK) CO., LTD
Inventor:
Liang Li
Alcohol tester
Patent number:
D966121
Type:
Grant
Filed:
March 31, 2021
Date of Patent:
October 11, 2022
Assignee:
CHANGSHA U DE TOPTECH ELECTRONIC TECHNOLOGY CO., LTD
Inventor:
Liang Li
Alcohol tester
Patent number:
D966122
Type:
Grant
Filed:
March 31, 2021
Date of Patent:
October 11, 2022
Assignee:
CHANGSHA U DE TOPTECH ELECTRONIC TECHNOLOGY CO., LTD
Inventor:
Liang Li
Breathalyzer
Patent number:
D1027686
Type:
Grant
Filed:
June 21, 2022
Date of Patent:
May 21, 2024
Assignee:
CHANGSHA U DE TOPTECH ELECTRONIC TECHNOLOGY CO., LTD.
Inventor:
Liang Li