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PCE
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DIFF Subgroup
H05H 1/10

using externally-applied magnetic fields only

Introduced: September 1968

Title

Titles differ between systems:

IPC: using applied magnetic fields only

CPC: using externally-applied magnetic fields only

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 > using applied magnetic fields only

CPC:

Generating plasma; Handling plasma > Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma ( electron optics H01J) > using externally-applied magnetic fields only

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • H05H 1/105 CPC only CPC only
  • H05H 1/11 using cusp configuration (H05H1/14 takes precedence) since 1980 IPC+CPC Available in IPC and CPC
  • H05H 1/12 wherein the containment vessel forms a closed or nearly closed loop IPC+CPC Available in IPC and CPC
  • H05H 1/14 wherein the containment vessel is straight and has magnetic mirrors 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