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PCE
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CPC Subgroup
B41L 47/08

of flat or curved plates for hectographic printing

Full Title

Details of addressographs or like series-printing machines (common details of printing machines B41F21/00 - B41F35/00) > Applications of printing surfaces in addressing machines or like series-printing machines (printing surfaces in general B41N) > of flat or curved plates for hectographic printing

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