Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup Additional Only
C02F 2209/006

comprising a software program or a logic diagram

Full Title

Controlling or monitoring parameters in water treatment > Processes using a programmable logic controller [PLC] > comprising a software program or a logic diagram

Top Applicants

Top 10 applicants by patent filingsfor class C02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 2,531
  2. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 1,700
  3. KURITA WATER IND JP 1,287
  4. TONGJI UNIVERSITY 1,040
  5. CHANGZHOU UNIVERSITY 928
  6. ECOLAB US 904
  7. HARBIN INSTITUTE OF TECHNOLOGY 904
  8. BEIJING UNIVERSITY OF TECHNOLOGY 878
  9. HOHAI UNIVERSITY 862
  10. EVOQUA WATER TECHNOLOGIES US 842