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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 8/1039 halogenated, e.g. sulfonated polyvinylidene fluorides
  • 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

Top Applicants

Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 43,574
  2. SAMSUNG ELECTRONICS COMPANY KR 42,206
  3. LG CHEM KR 21,383
  4. APPLIED MATERIALS US 20,441
  5. LG ENERGY SOLUTION KR 20,279
  6. SAMSUNG DISPLAY KR 19,725
  7. CHINESE ACADEMY OF SCIENCES 19,400
  8. TOYOTA MOTOR CORPORATION 18,819
  9. SGCC(STATE GRID CORPORATION OF CHINA) 18,082
  10. TOKYO ELECTRON JP 17,634