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DIFF Subgroup
H04N 5/64

Constructional details of receivers, e.g. cabinets or dust covers (furniture aspects A47B81/06)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Constructional details of receivers, e.g. cabinets or dust covers

CPC: Constructional details of receivers, e.g. cabinets or dust covers (furniture aspects A47B81/06)

Full Title

Full titles differ between systems:

IPC:

Details of television systems > Constructional details of receivers, e.g. cabinets or dust covers

CPC:

Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00) > Constructional details of receivers, e.g. cabinets or dust covers (furniture aspects A47B81/06)

Additional Content IPC

Limiting references

Furniture aspects of television cabinets

Application references

Combinations of a television receiver with apparatus having a different main function

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • H04N 5/642 CPC only CPC only
  • H04N 5/645 Mounting of picture tube on chassis or in housing IPC+CPC Available in IPC and CPC
  • H04N 5/65 Holding-devices for protective discs or for picture masks IPC+CPC Available in IPC and CPC
  • H04N 5/655 Construction or mounting of chassis, e.g. for varying the elevation of the tube IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H04,2013–2023, worldwide · Source: EPO PATSTAT

  1. QUALCOMM US 97,396
  2. HUAWEI TECHNOLOGIES COMPANY CN 96,502
  3. SAMSUNG ELECTRONICS COMPANY KR 86,981
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 55,869
  5. HUAWEI TECHNOLOGIES COMPANY 55,349
  6. LG ELECTRONICS KR 53,649
  7. CANON 33,341
  8. SONY CORPORATION JP 32,761
  9. ZTE CORPORATION CN 32,274
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 28,327

Top Applicants (CPC)

Class H04,2013–2023, worldwide · Source: EPO PATSTAT

  1. HUAWEI TECHNOLOGIES COMPANY CN 101,476
  2. QUALCOMM US 101,139
  3. SAMSUNG ELECTRONICS COMPANY KR 96,655
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
  5. LG ELECTRONICS KR 55,253
  6. HUAWEI TECHNOLOGIES COMPANY 54,181
  7. SONY CORPORATION JP 35,309
  8. ZTE CORPORATION CN 32,950
  9. INTEL CORPORATION US 27,533
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498