CPC Subgroup
G03B 19/04 Roll-film cameras
Full Title
Cameras (details G03B17/00) > Still-picture cameras > Roll-film cameras
3 direct subcodes
Child Classifications
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- G03B 19/06 adapted to be loaded with more than one film, e.g. with exposure of one or the other at will (G03B19/07 takes precedence)
- G03B 19/07 having more than one objective
- G03B 19/08 with provision for alternative use with plates or cut-films
Top Applicants
Top 10 applicants by patent filingsfor class G03, 2013–2023, worldwide · Source: EPO PATSTAT
- CANON JP 19,215
- CANON 12,916
- ASML NETHERLANDS NL 10,000
- FUJIFILM JP 7,814
- SAMSUNG ELECTRONICS COMPANY KR 5,181
- CARL ZEISS SMT DE 5,079
- RICOH COMPANY JP 4,343
- LG INNOTEK COMPANY KR 4,054
- KYOCERA DOCUMENT SOLUTIONS 3,812
- KYOCERA DOCUMENT SOLUTIONS JP 3,682