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IPC Subgroup
G11B 20/24

for reducing noise

Introduced: January 1985

Last revised: January 2006

Full Title

Signal processing not specific to the method of recording or reproducing; Circuits therefor > for reducing noise

Classification Context

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

Related Keywords

reducing NOISE in recording or reproducing systems

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