Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Main Group
G11C 29/00

Checking stores for correct operation ; Testing stores during standby or offline operation

8 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • G11C 29/52 Protection of memory contents; Detection of errors in memory contents
  • G11C 29/54 Arrangements for designing test circuits, e.g. design for test [DFT] tools

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