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Shanghai, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Method for recycling waste polyester
Patent number
11,926,709
Issue date
Mar 12, 2024
Huayu Fang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PTC device including polyswitch
Patent number
11,854,723
Issue date
Dec 26, 2023
Littelfuse Electronics (Shanghai) Co., Ltd.
Jianhua Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for recycling waste polyester with continuous alcoholysis an...
Patent number
11,655,351
Issue date
May 23, 2023
Huayu Fang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for recycling continuous alcoholysis of waste polyester mate...
Patent number
11,572,452
Issue date
Feb 7, 2023
Huayu Fang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
PTC DEVICE INCLUDING POLYSWITCH
Publication number
20210202138
Publication date
Jul 1, 2021
Littelfuse Electronics (Shanghai) Co., Ltd.
Jianhua Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR RECYCLING CONTINUOUS ALCOHOLYSIS OF WASTE POLYESTER MATE...
Publication number
20210040287
Publication date
Feb 11, 2021
AVANTGARDE (SHANGHAI) ENVIRONMENTAL TECHNOLOGY CO., LTD.
Huayu Fang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR RECYCLING WASTE POLYESTER WITH CONTINUOUS ALCOHOLYSIS AN...
Publication number
20210024717
Publication date
Jan 28, 2021
AVANTGARDE (SHANGHAI) ENVIRONMENTAL TECHNOLOGY CO., LTD.
Huayu Fang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR RECYCLING WASTE POLYESTER
Publication number
20210024718
Publication date
Jan 28, 2021
AVANTGARDE (SHANGHAI) ENVIRONMENTAL TECHNOLOGY CO., LTD.
Huayu Fang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
REFLOW SOLDERABLE POSITIVE TEMPERATURE COEFFICIENT CIRCUIT PROTECTI...
Publication number
20180268969
Publication date
Sep 20, 2018
Littelfuse Electronics (Shanghai) Co., Ltd.
Cheng Hu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
REFLOW SOLDERABLE POSITIVE TEMPERATURE COEFFICIENT CIRCUIT PROTECTI...
Publication number
20180261362
Publication date
Sep 13, 2018
LITTELFUSE, INC.
Cheng Hu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONDUCTIVE POLYMER COMPOSITION, CONDUCTIVE POLYMER SHEET, ELECTRICA...
Publication number
20180186964
Publication date
Jul 5, 2018
Raychem Electronics (Shanghai) Ltd.
Yingsong Fu
C01 - INORGANIC CHEMISTRY