IPC Subgroup
H01M 8/1018 Polymeric electrolyte materials
Introduced: January 2016
Full Title
Fuel cells; Manufacture thereof > Fuel cells with solid electrolytes > characterised by the electrolyte material > Polymeric electrolyte materials
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
7 direct subcodes
Child Classifications
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- H01M 8/102 characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M 8/1039 halogenated, e.g. sulfonated polyvinylidene fluorides
- H01M 8/1041 Polymer electrolyte composites, mixtures or blends
- H01M 8/1058 characterised by a porous support having no ion-conducting properties
- H01M 8/1065 characterised by the form, e.g. perforated or wave-shaped
- H01M 8/1067 characterised by their physical properties, e.g. porosity, ionic conductivity or thickness
- H01M 8/1069 characterised by the manufacturing processes
Top Applicants
Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 43,574
- SAMSUNG ELECTRONICS COMPANY KR 42,206
- LG CHEM KR 21,383
- APPLIED MATERIALS US 20,441
- LG ENERGY SOLUTION KR 20,279
- SAMSUNG DISPLAY KR 19,725
- CHINESE ACADEMY OF SCIENCES 19,400
- TOYOTA MOTOR CORPORATION 18,819
- SGCC(STATE GRID CORPORATION OF CHINA) 18,082
- TOKYO ELECTRON JP 17,634