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DIFF Subgroup
H05H 1/02

Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma ( electron optics H01J)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma

CPC: Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma ( electron optics H01J)

Full Title

Full titles differ between systems:

IPC:

Generating plasma; Handling plasma > Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma

CPC:

Generating plasma; Handling plasma > Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma ( electron optics H01J)

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

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • H05H 1/03 using electrostatic fields since 1980 IPC+CPC Available in IPC and CPC
  • H05H 1/20 Ohmic heating IPC+CPC Available in IPC and CPC
  • H05H 1/22 for injection heating IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H05,2013–2023, 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)

Class H05,2013–2023, 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