DIFF Subgroup
F26B 23/10 using tubes or passages containing heated fluids
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Heating arrangements > using tubes or passages containing heated fluids
CPC:
Heating arrangements (using heated air or other gases F26B21/00) > using tubes or passages containing heated fluids
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class F26,2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 392
- TRUKING TECHNOLOGY 292
- CHINESE ACADEMY OF SCIENCES 258
- MENGZHOU YUANHONG DRYING EQUIPMENT RESEARCH AND DEVELOPMENT COMPANY 190
- HAIER SMART HOME 176
- SGCC(STATE GRID CORPORATION OF CHINA) 174
- LG ENERGY SOLUTION KR 166
- SCREEN HOLDINGS JP 162
- GREE ELECTRIC APPLIANCES 157
- SAMSUNG ELECTRONICS COMPANY KR 152
Top Applicants (CPC)
Class F26,2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 487
- DUERR SYSTEMS DE 205
- SCREEN HOLDINGS JP 200
- SEMES COMPANY KR 187
- SAMSUNG ELECTRONICS COMPANY KR 181
- LG ENERGY SOLUTION KR 178
- TOKYO ELECTRON JP 168
- LG CHEM KR 166
- CHINESE ACADEMY OF SCIENCES 139
- SCREEN HOLDINGS 127