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CPC Subgroup
B04C 5/081

Shapes or dimensions

Full Title

Apparatus in which the axial direction of the vortex is reversed > Vortex chamber constructions > Shapes or dimensions

Top Applicants

Top 10 applicants by patent filingsfor class B04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. ALFA LAVAL SE 576
  2. GEA MECHANICAL EQUIPMENT DE 304
  3. DYSON GB 221
  4. LG ELECTRONICS KR 151
  5. GEA WESTFALIA SEPARATOR GROUP DE 138
  6. FLOTTWEG SE DE 129
  7. FENWAL US 114
  8. BECTON, DICKINSON & COMPANY US 112
  9. ANDREAS HETTICH & COMPANY DE 109
  10. OMACHRON INTELLECTUAL PROPERTY CA 108