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IPC Subgroup
H05H 1/1

using applied magnetic fields only

Introduced: September 1968

Last revised: January 2006

Full Title

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

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Subclass:
PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS

3 direct subcodes

Child Classifications

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  • H05H 1/11 using cusp configuration
  • H05H 1/12 wherein the containment vessel forms a closed loop, e.g. stellarator
  • H05H 1/14 wherein the containment vessel is straight and has magnetic mirrors

Top Applicants

Top 10 applicants by patent filingsfor 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