CPC Subgroup
F28B 3/04 by injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence)
Full Title
Condensers in which the steam or vapour comes into direct contact with the cooling medium > by injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence)
Top Applicants
Top 10 applicants by patent filingsfor class F28, 2013–2023, worldwide · Source: EPO PATSTAT
- VALEO SYSTEMES THERMIQUES FR 1,945
- MITSUBISHI ELECTRIC CORPORATION JP 1,518
- MAHLE INTERNATIONAL DE 1,120
- ALFA LAVAL SE 1,085
- HANON SYSTEMS KR 939
- DENSO CORPORATION JP 900
- LG ELECTRONICS KR 861
- HAMILTON SUNDSTRAND US 795
- DAIKIN INDUSTRIES JP 608
- DENSO CORPORATION 537