DIFF Subgroup
G03B 17/28 Locating light-sensitive material within camera
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of cameras or camera bodies; Accessories therefor > Locating light-sensitive material within camera
CPC:
Details of cameras or camera bodies; Accessories therefor (lens hoods or caps G03B11/04) > Locating light-sensitive material within camera
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- G03B 17/30 Locating spools or other rotatable holders of coiled film +1 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class G03,2013–2023, worldwide · Source: EPO PATSTAT
- CANON 31,416
- CANON JP 17,469
- KYOCERA DOCUMENT SOLUTIONS 9,845
- RICOH COMPANY 9,807
- ASML NETHERLANDS NL 9,427
- FUJIFILM JP 7,225
- KONICA MINOLTA CORPORATION 7,216
- FUJI XEROX COMPANY 5,711
- CARL ZEISS SMT DE 4,971
- RICOH COMPANY JP 4,123
Top Applicants (CPC)
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