CPC Subgroup
B41J 23/02 Mechanical power drives
Full Title
Power drives for actions or mechanisms (B41J9/00 take precedence) > Mechanical power drives
6 direct subcodes
Child Classifications
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- B41J 23/04 with driven mechanism arranged to be clutched to continuously- operating power source
- B41J 23/12 Mechanism driven by cams engaging rotating roller
- B41J 23/14 Mechanism driven by through an oscillating or reciprocating member
- B41J 23/16 Mechanisms driven by a spring tensioned by power means
- B41J 23/18 Continuously-cycling drives
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