CPC Subgroup
B41F 5/04 for printing on webs
Full Title
Rotary letterpress machines > for printing on webs
6 direct subcodes
Child Classifications
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- B41F 5/06 with several printing units in sequential arrangement
- B41F 5/08 with several printing units in both superimposed and sequential arrangement
- B41F 5/10 with several printing units arranged side by side
- B41F 5/12 for printing on one side and on the other side of webs between the same forme and impression cylinders
- B41F 5/14 with several impression cylinders arranged around a forme cylinder
- B41F 5/16 for multicolour printing
Top Applicants
Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT
- SEIKO EPSON CORPORATION 8,446
- SEIKO EPSON CORPORATION JP 8,438
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
- CANON JP 5,419
- CANON 4,156
- BROTHER INDUSTRIES JP 3,763
- BROTHER INDUSTRIES 2,779
- RICOH COMPANY JP 2,717
- FUJIFILM JP 2,423
- RICOH COMPANY 1,739