IPC Subgroup
B41M 1/42 Printing without contact between forme and surface to be printed, e.g. by using electrostatic fields
Introduced: July 1974
Last revised: January 2006
Full Title
Inking and printing with a printer's forme > Printing without contact between forme and surface to be printed, e.g. by using electrostatic fields
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- Subclass:
- PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
Top Applicants
Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT
- SEIKO EPSON CORPORATION 14,672
- CANON 14,153
- RICOH COMPANY 8,049
- SEIKO EPSON CORPORATION JP 8,044
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
- BROTHER INDUSTRIES 6,887
- KYOCERA DOCUMENT SOLUTIONS 5,463
- CANON JP 5,001
- KONICA MINOLTA CORPORATION 4,512
- BROTHER INDUSTRIES JP 3,681