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CPC Subgroup Additional Only
G03G 2221/1869

Cartridge holders, e.g. intermediate frames for placing cartridge parts therein

Full Title

Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination > Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts > Cartridge systems > Process cartridge > having a submodular arrangement > Cartridge holders, e.g. intermediate frames for placing cartridge parts therein

Top Applicants

Top 10 applicants by patent filingsfor class G03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON JP 19,215
  2. CANON 12,916
  3. ASML NETHERLANDS NL 10,000
  4. FUJIFILM JP 7,814
  5. SAMSUNG ELECTRONICS COMPANY KR 5,181
  6. CARL ZEISS SMT DE 5,079
  7. RICOH COMPANY JP 4,343
  8. LG INNOTEK COMPANY KR 4,054
  9. KYOCERA DOCUMENT SOLUTIONS 3,812
  10. KYOCERA DOCUMENT SOLUTIONS JP 3,682