CPC Subgroup
B41B 11/38 Devices for aligning or clamping lines of matrices and space bands
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 > Devices for aligning or clamping lines of matrices and space bands
4 direct subcodes
Child Classifications
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- B41B 11/40 Jaw clamps; Operating devices therefor
- B41B 11/46 Aligning devices
- B41B 11/48 Cleaning devices for aligning jaws (cleaning matrices B41B11/96)
- B41B 11/50 Vice frames; Devices for releasing or locking
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