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IPC Subgroup
G11B 15/467

in arrangements for recording or reproducing wherein both record carriers and heads are driven

Introduced: January 1985

Last revised: January 2006

Full Title

Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function > Driving; Starting; Stopping; Arrangements for control or regulation thereof > Controlling, regulating, or indicating speed > in arrangements for recording or reproducing wherein both record carriers and heads are driven

Classification Context

Section:
PHYSICS
Class:
INFORMATION STORAGE
Subclass:
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER

Filing statistics

IPC G11B 15/467 belongs to the parent subclass G11B, which recorded 61,937 patent applications worldwide between 2013 and 2023. Annual filings declined from 8,033 in 2013 to 4,203 in 2023 (-48%). The most active applicants in class G11 are MICRON TECHNOLOGY (10,574 applications), SK HYNIX (9,138 applications) and SAMSUNG ELECTRONICS COMPANY (9,004 applications).

Source: EPO PATSTAT, worldwide filings

1 direct subcode

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class G11, 2013–2023, worldwide · Source: EPO PATSTAT

  1. MICRON TECHNOLOGY US 10,574
  2. SK HYNIX KR 9,138
  3. SAMSUNG ELECTRONICS COMPANY KR 9,004
  4. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 3,739
  5. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 3,443
  6. INTEL CORPORATION US 2,952
  7. SANDISK TECHNOLOGIES US 2,905
  8. WESTERN DIGITAL TECHNOLOGIES US 2,630
  9. TOSHIBA CORPORATION JP 2,593
  10. SEAGATE TECHNOLOGY US 2,472