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CPC Subgroup Additional Only
Y10S 165/163

including a means to form fluid film on heat transfer surface, e.g. trickle

Full Title

Heat exchange > including a means to form fluid film on heat transfer surface, e.g. trickle

8 direct subcodes

Child Classifications

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  • Y10S 165/164 Film flow constrained to spiral path
  • Y10S 165/165 Film formed on spirally coiled member
  • Y10S 165/166 Vertically spaced pipe sections contact liquid in underlying troughs
  • Y10S 165/167 Liquid film flows sequentially along upper surfaces of vertically spaced trays, i.e. shelf-to-shelf
  • Y10S 165/171 including means at top end of vertical pipe to distribute liquid film on pipe exterior

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