Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
E02F 5/30

Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil

Full Title

Dredgers or soil-shifting machines for special purposes > Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil

2 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

Top Applicants

Top 10 applicants by patent filingsfor class E02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. KOMATSU JP 3,939
  2. CATERPILLAR US 3,490
  3. HITACHI CONSTRUCTION MACHINERY COMPANY JP 2,553
  4. KOMATSU 1,789
  5. JOHN DEERE US 1,277
  6. HITACHI CONSTRUCTION MACHINERY COMPANY 1,102
  7. KOBELCO CONSTRUCTION MACHINERY COMPANY JP 1,014
  8. HOHAI UNIVERSITY 975
  9. CHINA MCC17 GROUP COMPANY 810
  10. VOLVO CONSTRUCTION EQUIPMENT SE 787