Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup Additional Only
G11C 2213/70

Resistive array aspects

Full Title

Indexing scheme relating to G11C13/00 for features not covered by this group > Resistive array aspects

Filing statistics

CPC G11C 2213/70 belongs to the parent subclass G11C, which recorded 152,594 patent applications worldwide between 2013 and 2023. Annual filings grew from 10,826 in 2013 to 13,151 in 2023 (+21%), peaking at 17,166 applications in 2021. The most active applicants in class G11 are MICRON TECHNOLOGY (12,397 applications), SAMSUNG ELECTRONICS COMPANY (12,238 applications) and SK HYNIX (11,371 applications).

Source: EPO PATSTAT, worldwide filings

12 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • G11C 2213/71 Three dimensional array
  • G11C 2213/72 Array wherein the access device being a diode
  • G11C 2213/73 Array where access device function, e.g. diode function, being merged with memorizing function of memory element
  • G11C 2213/74 Array wherein each memory cell has more than one access device
  • G11C 2213/75 Array having a NAND structure comprising, for example, memory cells in series or memory elements in series, a memory element being a memory cell in parallel with an access transistor
  • G11C 2213/76 Array using an access device for each cell which being not a transistor and not a diode
  • G11C 2213/77 Array wherein the memory element being directly connected to the bit lines and word lines without any access device being used
  • G11C 2213/78 Array wherein the memory cells of a group share an access device, all the memory cells of the group having a common electrode and the access device being not part of a word line or a bit line driver
  • G11C 2213/79 Array wherein the access device being a transistor
  • G11C 2213/80 Array wherein the substrate, the cell, the conductors and the access device are all made up of organic materials
  • G11C 2213/81 Array wherein the array conductors, e.g. word lines, bit lines, are made of nanowires
  • G11C 2213/82 Array having, for accessing a cell, a word line, a bit line and a plate or source line receiving different potentials

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