CPC Subgroup
B41J 2/385 characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material (B41J2/005 takes precedence)
Full Title
Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed (mounting, arrangement or disposition of types or dies B41J1/00) > characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material (B41J2/005 takes precedence)
6 direct subcodes
Child Classifications
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- B41J 2/39 using multi-stylus heads
- B41J 2/41 for electrostatic printing (B41J2/39 takes precedence)
- B41J 2/42 for heating selectively
- B41J 2/425 for removing surface layer selectively from electro-sensitive material, e.g. metal coated paper
- B41J 2/43 for magnetic printing
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