CPC Main Group
B41B 9/00 Details of, or accessories for, machines for mechanical composition using fixed combinations of matrices from which type is cast or moulded
5 direct subcodes
Child Classifications
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- B41B 9/02 Combinations of matrices
- B41B 9/04 Carriers for combinations of matrices, e.g. blocks, cylinders, wheels, bars
- B41B 9/06 Mechanisms for effecting relative movements of matrix carriers and moulds for character or space selection
- B41B 9/08 Moulding or casting devices
- B41B 9/16 Devices for handling type after casting
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