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CPC Subgroup
B41F 7/02

for offset printing

Full Title

Rotary lithographic machines > for offset printing

6 direct subcodes

Child Classifications

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  • B41F 7/08 using one transfer cylinder co-operating with several forme cylinders for printing on sheets or webs, e.g. sampling of colours on one transfer cylinder
  • B41F 7/10 using one impression cylinder co-operating with several transfer cylinders for printing on sheets or webs, e.g. satellite-printing units
  • B41F 7/12 using two cylinders one of which serves two functions, e.g. as a transfer and impression cylinder in perfecting machines

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