DIFF Subgroup
F26B 3/34 by using electrical effects
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Drying solid materials or objects by processes involving the application of heat > by development of heat within the materials or objects to be dried > by using electrical effects
CPC:
Drying solid materials or objects by processes involving the application of heat (in specific machines or apparatus F26B9/00 - F26B19/00) > by development of heat within the materials or objects to be dried > by using electrical effects
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1985.
Child Classifications
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- F26B 3/347 Electromagnetic heating, e.g. induction heating or heating using microwave energy since 1985 IPC+CPC Available in 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