CPC Subgroup Additional Only
C02F 2209/105 Particle number, particle size or particle characterisation
Full Title
Controlling or monitoring parameters in water treatment > Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS] > Particle number, particle size or particle characterisation
Top Applicants
Top 10 applicants by patent filingsfor class C02, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 2,531
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 1,700
- KURITA WATER IND JP 1,287
- TONGJI UNIVERSITY 1,040
- CHANGZHOU UNIVERSITY 928
- ECOLAB US 904
- HARBIN INSTITUTE OF TECHNOLOGY 904
- BEIJING UNIVERSITY OF TECHNOLOGY 878
- HOHAI UNIVERSITY 862
- EVOQUA WATER TECHNOLOGIES US 842