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PCE
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DIFF Subgroup
B41F 5/04

for printing on webs

Introduced: September 1968

Full Title

Rotary letterpress machines > for printing on webs

IPC and CPC are identically structured here. All 6 subcodes exist in both systems.

Child Classifications

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  • B41F 5/06 with several printing units in sequential arrangement IPC+CPC Available in IPC and CPC
  • B41F 5/08 with several printing units in both superimposed and sequential arrangement IPC+CPC Available in IPC and CPC
  • B41F 5/10 with several printing units arranged side by side IPC+CPC Available in IPC and CPC
  • B41F 5/12 for printing on one side and on the other side of webs between the same forme and impression cylinders IPC+CPC Available in IPC and CPC
  • B41F 5/14 with several impression cylinders arranged around a forme cylinder IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B41,2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 14,672
  2. CANON 14,153
  3. RICOH COMPANY 8,049
  4. SEIKO EPSON CORPORATION JP 8,044
  5. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
  6. BROTHER INDUSTRIES 6,887
  7. KYOCERA DOCUMENT SOLUTIONS 5,463
  8. CANON JP 5,001
  9. KONICA MINOLTA CORPORATION 4,512
  10. BROTHER INDUSTRIES JP 3,681

Top Applicants (CPC)

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