CPC Subgroup
B41J 35/30 Manifolding or like arrangements
Full Title
Other apparatus or arrangements associated with, or incorporated in, ink-ribbon mechanisms > Manifolding or like arrangements
3 direct subcodes
Child Classifications
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- B41J 35/32 for producing a plurality of copies along the printing line by a single ink ribbon
- B41J 35/34 using a plurality of separate ink ribbons, e.g. including one hectographic ink ribbon
- B41J 35/35 using unwound short lengths of ink ribbons
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