Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
E02D 5/20

Bulkheads or similar walls made of prefabricated parts and concrete, including reinforced concrete, in situ

Full Title

Bulkheads, piles, or other structural elements specially adapted to foundation engineering (engineering elements in general F16) > Bulkheads or similar walls made of prefabricated parts and concrete, including reinforced concrete, in situ

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