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CPC Subgroup
H01M 8/1046

Mixtures of at least one polymer and at least one additive

Full Title

Fuel cells; Manufacture thereof > Fuel cells with solid electrolytes > characterised by the electrolyte material (H01M8/12 takes precedence) > Polymeric electrolyte materials > Polymer electrolyte composites, mixtures or blends > Mixtures of at least one polymer and at least one additive

2 direct subcodes

Child Classifications

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  • H01M 8/1048 Ion-conducting additives, e.g. ion-conducting particles, heteropolyacids, metal phosphate or polybenzimidazole with phosphoric acid
  • H01M 8/1051 Non-ion-conducting additives, e.g. stabilisers, SiO2 or ZrO2

Top Applicants

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

  1. SAMSUNG ELECTRONICS COMPANY KR 37,897
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
  3. APPLIED MATERIALS US 21,640
  4. LG ENERGY SOLUTION KR 20,770
  5. LG CHEM KR 19,835
  6. TOKYO ELECTRON JP 18,519
  7. ROBERT BOSCH DE 14,595
  8. INTEL CORPORATION US 13,580
  9. MURATA MANUFACTURING COMPANY JP 12,151
  10. SAMSUNG SDI COMPANY KR 12,080