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CPC Subgroup Additional Only
Y10S 165/156

Hollow cylindrical member, e.g. drum

Full Title

Heat exchange > Movable heat exchanger > Fully rotatable > Hollow cylindrical member, e.g. drum

3 direct subcodes

Child Classifications

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  • Y10S 165/157 Fluid sprayed onto surface of rotatable cylinder
  • Y10S 165/158 having stationary material removal means

Top Applicants

Top 10 applicants by patent filingsfor class Y10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BOEING COMPANY US 2,373
  2. FORD GLOBAL TECHNOLOGIES US 2,244
  3. HYUNDAI MOTOR COMPANY KR 2,186
  4. TOYOTA MOTOR CORPORATION JP 1,997
  5. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,837
  6. GE (GENERAL ELECTRIC COMPANY) US 1,794
  7. SAMSUNG ELECTRONICS COMPANY KR 1,705
  8. CORNING US 1,569
  9. TOYOTA MOTOR CORPORATION 1,403
  10. LG CHEM KR 1,364