CPC Subgroup
G03B 1/46 Rollers engaging face of film, e.g. barrel, waisted, conical (gates G03B1/48)
Full Title
Film strip handling > Guiding, framing, or constraining film in desired position relative to lens system > Rollers engaging face of film, e.g. barrel, waisted, conical (gates G03B1/48)
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