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CPC Subgroup Additional Only
G03G 2221/1648

using seals, e.g. to prevent scattering of toner

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 > using seals, e.g. to prevent scattering of toner

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