CPC Main Group
B41L 25/00 Devices for damping printing surfaces, e.g. moistening printing surfaces in connection with lithographic printing (applying liquids or other fluent materials to surfaces in general B05)
10 direct subcodes
Child Classifications
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- B41L 25/02 using friction rollers
- B41L 25/04 using brushes
- B41L 25/06 using spraying elements
- B41L 25/08 using endless bands
- B41L 25/10 using absorbent pads
- B41L 25/12 Ducts, containers, or like supply devices for liquids
- B41L 25/14 Inking rollers serving also to apply ink repellants
- B41L 25/16 Devices for tripping or lifting damping rollers; Supporting, adjusting, or removing arrangements therefor
- B41L 25/18 Construction of damping rollers
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