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DIFF Main Group
H01Q 1/00

Details of, or arrangements associated with, antennas (arrangements for varying orientation of directional pattern H01Q3/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Details of, or arrangements associated with, antennas

CPC: Details of, or arrangements associated with, antennas (arrangements for varying orientation of directional pattern H01Q3/00)

Full Title

Full titles differ between systems:

IPC:

Details of, or arrangements associated with, antennas

CPC:

Details of, or arrangements associated with, antennas (arrangements for varying orientation of directional pattern H01Q3/00)

Of 16 combined children, 13 exist in both systems.

3 codes are CPC-only extensions.

6 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • H01Q 1/002 CPC only CPC only
  • H01Q 1/005 CPC only CPC only
  • H01Q 1/007 CPC only CPC only
  • H01Q 1/02 Arrangements for de-icing; Arrangements for drying-out IPC+CPC Available in IPC and CPC
  • H01Q 1/04 Adaptation for subterranean or subaqueous use IPC+CPC Available in IPC and CPC
  • H01Q 1/06 Means for the lighting or illuminating of antennas, e.g. for purpose of warning IPC+CPC Available in IPC and CPC
  • H01Q 1/48 Earthing means; Earth screens; Counterpoises IPC+CPC Available in IPC and CPC
  • H01Q 1/50 Structural association of antennas with earthing switches, lead-in devices or lightning protectors IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H01,2013–2023, worldwide · Source: EPO PATSTAT

  1. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 43,574
  2. SAMSUNG ELECTRONICS COMPANY KR 42,206
  3. LG CHEM KR 21,383
  4. APPLIED MATERIALS US 20,441
  5. LG ENERGY SOLUTION KR 20,279
  6. SAMSUNG DISPLAY KR 19,725
  7. CHINESE ACADEMY OF SCIENCES 19,400
  8. TOYOTA MOTOR CORPORATION 18,819
  9. SGCC(STATE GRID CORPORATION OF CHINA) 18,082
  10. TOKYO ELECTRON JP 17,634

Top Applicants (CPC)

Class H01,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 37,897
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
  3. APPLIED MATERIALS US 21,640
  4. LG ENERGY SOLUTION KR 20,770
  5. LG CHEM KR 19,835
  6. TOKYO ELECTRON JP 18,519
  7. ROBERT BOSCH DE 14,595
  8. INTEL CORPORATION US 13,580
  9. MURATA MANUFACTURING COMPANY JP 12,151
  10. SAMSUNG SDI COMPANY KR 12,080