CPC Subgroup
B41B 11/56 Mould wheels; Slides or driving gear therefor
Full Title
Details of, or accessories for, machines for mechanical composition using matrices for individual characters which are selected and assembled for type casting or moulding > Moulding or casting devices or associated mechanisms > Moulds; Liners therefor > Mould wheels; Slides or driving gear therefor
4 direct subcodes
Child Classifications
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- B41B 11/58 with locking wedges
- B41B 11/60 adjustable or removable
- B41B 11/62 with interchangeable moulds
- B41B 11/64 with a series of moulds and mechanism for selecting individual moulds
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