Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Class Not Allocatable
H05

ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Description

H05 covers electric techniques and equipment that do not fit within the more specialized electrical and electronics classes (H01-H04). This catch-all classification includes electrostatic phenomena, electric heating and cooking devices, X-ray generation equipment, nuclear reactor control systems, and other specialized electrical applications. The class serves as a residual category for electrical inventions that lack sufficient technical coherence or volume to warrant a dedicated class, ensuring comprehensive coverage of the IPC electrical spectrum.

IPC and CPC are identically structured here. All 6 subcodes exist in both systems.

3 shared codes have differing titles between IPC and CPC.

Child Classifications

Navigate with arrow keys, Enter to open

Top Applicants

Top Applicants (IPC)

2013–2023, worldwide · Source: EPO PATSTAT

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

Top Applicants (CPC)

2013–2023, worldwide · Source: EPO PATSTAT

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