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CPC Subgroup
B41J 11/20

Platen adjustments for varying the strength of impression, for a varying number of papers, for wear or for alignment

Full Title

Devices or arrangements for supporting or handling copy material in sheet or web form (script supports connected to the typewriter or printer B41J29/15) > Platen adjustments for varying the strength of impression, for a varying number of papers, for wear or for alignment

Filing statistics

CPC B41J 11/20 belongs to the parent subclass B41J, which recorded 118,311 patent applications worldwide between 2013 and 2023. Annual filings declined from 9,148 in 2013 to 8,613 in 2023 (-6%), peaking at 12,968 applications in 2018. The most active applicants in class B41 are SEIKO EPSON CORPORATION (8,446 applications), SEIKO EPSON CORPORATION (8,438 applications) and HEWLETT-PACKARD DEVELOPMENT COMPANY (7,828 applications).

Source: EPO PATSTAT, worldwide filings

Top Applicants

Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 8,446
  2. SEIKO EPSON CORPORATION JP 8,438
  3. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
  4. CANON JP 5,419
  5. CANON 4,156
  6. BROTHER INDUSTRIES JP 3,763
  7. BROTHER INDUSTRIES 2,779
  8. RICOH COMPANY JP 2,717
  9. FUJIFILM JP 2,423
  10. RICOH COMPANY 1,739