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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G03F 5/02

by projection methods (cameras G03B)

Introduced: September 1968

Title

Titles differ between systems:

IPC: by projecting methods

CPC: by projection methods (cameras G03B)

Full Title

Full titles differ between systems:

IPC:

Screening processes; Screens therefor > by projecting methods

CPC:

Screening processes; Screens therefor > by projection methods (cameras G03B)

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

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  • G03F 5/04 changing the screen effect IPC+CPC Available in IPC and CPC
  • G03F 5/06 changing the diaphragm effect IPC+CPC Available in IPC and CPC
  • G03F 5/08 using line screens IPC+CPC Available in IPC and CPC
  • G03F 5/10 using cross-line screens IPC+CPC Available in IPC and CPC
  • G03F 5/12 using other screens, e.g. granulated screen IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON 31,416
  2. CANON JP 17,469
  3. KYOCERA DOCUMENT SOLUTIONS 9,845
  4. RICOH COMPANY 9,807
  5. ASML NETHERLANDS NL 9,427
  6. FUJIFILM JP 7,225
  7. KONICA MINOLTA CORPORATION 7,216
  8. FUJI XEROX COMPANY 5,711
  9. CARL ZEISS SMT DE 4,971
  10. RICOH COMPANY JP 4,123

Top Applicants (CPC)

Class G03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON JP 19,215
  2. CANON 12,916
  3. ASML NETHERLANDS NL 10,000
  4. FUJIFILM JP 7,814
  5. SAMSUNG ELECTRONICS COMPANY KR 5,181
  6. CARL ZEISS SMT DE 5,079
  7. RICOH COMPANY JP 4,343
  8. LG INNOTEK COMPANY KR 4,054
  9. KYOCERA DOCUMENT SOLUTIONS 3,812
  10. KYOCERA DOCUMENT SOLUTIONS JP 3,682