CPC Main Group Additional Only
F28F 2250/00 Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
5 direct subcodes
Child Classifications
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- F28F 2250/02 Streamline-shaped elements
- F28F 2250/04 Communication passages between channels
- F28F 2250/06 Derivation channels, e.g. bypass
- F28F 2250/08 Fluid driving means, e.g. pumps, fans
- F28F 2250/10 Particular pattern of flow of the heat exchange media
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