Modifications to facilitate cooling, ventilating, or heating

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Constructional details common to different types of electric apparatus > Modifications to facilitate cooling, ventilating, or heating

CPC:

Constructional details common to different types of electric apparatus (casings, cabinets, drawers H05K5/00) > Modifications to facilitate cooling, ventilating, or heating

Additional Content IPC

Cooling, ventilating or heating of printed circuits Cooling or ventilating of personal computers Cooling, ventilating or heating of resistors Cooling, ventilating or heating of capacitors Cooling or ventilating of photovoltaic modules Cooling or ventilating of LEDs Cooling or ventilating of solar cells Cooling or ventilating of individual semiconductor components

Of 9 combined children, 0 exist in both systems.

9 codes are CPC-only extensions.

Child Classifications

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H05K 7/20009 +4 CPC CPC only CPC only
H05K 7/20218 +6 CPC CPC only CPC only
H05K 7/2029 +10 CPC CPC only CPC only
H05K 7/2039 +5 CPC CPC only CPC only
H05K 7/20536 +8 CPC CPC only CPC only
H05K 7/20709 +5 CPC CPC only CPC only
H05K 7/20845 +4 CPC CPC only CPC only
H05K 7/2089 +5 CPC CPC only CPC only
H05K 7/20954 +4 CPC CPC only CPC only

Top Applicants

Top Applicants (IPC)

Class H05,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG ELECTRONICS COMPANY KR 7,201
PANASONIC INTELLECTUAL PROPERTY 6,828
SEMICONDUCTOR ENERGY LABORATORY COMPANY 3,988
LG ELECTRONICS KR 3,564
PANASONIC INTELLECTUAL PROPERTY JP 3,533
SAMSUNG DISPLAY KR 3,310
FUJI JP 2,870
SAMSUNG ELECTRO-MECHANICS COMPANY KR 2,675
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 2,665
MURATA MANUFACTURING COMPANY JP 2,634

Top Applicants (CPC)

Class H05,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG ELECTRONICS COMPANY KR 9,981
SAMSUNG DISPLAY KR 5,041
LG ELECTRONICS KR 4,742
PHILIP MORRIS PRODUCTS CH 4,411
PANASONIC INTELLECTUAL PROPERTY JP 3,915
PANASONIC INTELLECTUAL PROPERTY 3,471
SAMSUNG ELECTRO-MECHANICS COMPANY KR 3,210
MURATA MANUFACTURING COMPANY JP 3,191
FUJI JP 2,987
SIGNIFY HOLDING NL 2,907