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CPC Main Group
G11C 19/00

Digital stores in which the information is moved stepwise, e.g. shift registers

11 direct subcodes

Child Classifications

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  • G11C 19/12 using non-linear reactive devices in resonant circuits
  • G11C 19/14 using magnetic elements in combination with active elements, e.g. discharge tubes, semiconductor elements
  • G11C 19/30 using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
  • G11C 19/32 using super-conductive elements
  • G11C 19/38 two-dimensional [2D], e.g. horizontal and vertical shift registers

Top Applicants

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

  1. MICRON TECHNOLOGY US 12,397
  2. SAMSUNG ELECTRONICS COMPANY KR 12,238
  3. SK HYNIX KR 11,371
  4. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 4,601
  5. INTEL CORPORATION US 3,874
  6. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 3,866
  7. SANDISK TECHNOLOGIES US 3,151
  8. SK HYNIX 3,143
  9. SAMSUNG ELECTRONICS COMPANY 3,073
  10. WESTERN DIGITAL TECHNOLOGIES US 2,961