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PCE
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CPC Subgroup Additional Only
Y04S 30/10

Systems supporting the interoperability of electric or hybrid vehicles

Full Title

Systems supporting specific end-user applications in the sector of transportation > Systems supporting the interoperability of electric or hybrid vehicles

2 direct subcodes

Child Classifications

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  • Y04S 30/12 Remote or cooperative charging
  • Y04S 30/14 Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing

Top Applicants

Top 10 applicants by patent filingsfor class Y04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 11,048
  2. GUANGDONG POWER GRID CORPORATION 3,187
  3. NORTH CHINA ELECTRIC POWER UNIVERSITY 1,200
  4. STATE GRID JIANGSU ELECTRIC POWER COMPANY 956
  5. STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER COMPANY 929
  6. SIEMENS DE 899
  7. STATE GRID ZHEJIANG ELECTRIC POWER COMPANY 794
  8. GUIZHOU POWER GRID CORPORATION 770
  9. SHENZHEN POWER SUPPLY BUREAU COMPANY 745
  10. STATE GRID FUJIAN ELECTRIC POWER COMPANY 720