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DIFF Subgroup Additional Only
Y10S 165/026

Seal attached to and rotating with storage mass

Full Title

Heat exchange > having a solid heat storage mass for absorbing heat from one fluid and releasing it to another, i.e. regenerator > Movable heat storage mass with enclosure > Rotary storage mass > Seal attached to and rotating with storage mass

Top Applicants

Top Applicants (CPC)

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