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DIFF Subgroup
G02B 9/48

two - components being compound

Introduced: September 1968

Title

Titles differ between systems:

IPC: two – components being compound

CPC: two - components being compound

Full Title

Full titles differ between systems:

IPC:

Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – > having four components only > arranged + –– + > both – components being biconcave > two – components being compound

CPC:

Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - (G02B15/00 takes precedence) > having four components only > arranged + -- + > both - components being biconcave > two - components being compound

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class G02,2013–2023, worldwide · Source: EPO PATSTAT

  1. BOE TECHNOLOGY GROUP COMPANY 13,460
  2. BOE TECHNOLOGY GROUP COMPANY CN 11,745
  3. SAMSUNG DISPLAY KR 10,908
  4. CANON 9,072
  5. FUJIFILM JP 7,957
  6. SAMSUNG ELECTRONICS COMPANY KR 7,805
  7. LG DISPLAY COMPANY KR 6,558
  8. CHINESE ACADEMY OF SCIENCES 5,855
  9. NITTO DENKO CORPORATION JP 5,817
  10. OLYMPUS CORPORATION JP 4,579

Top Applicants (CPC)

Class G02,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 14,409
  2. BOE TECHNOLOGY GROUP COMPANY CN 14,236
  3. BOE TECHNOLOGY GROUP COMPANY 11,826
  4. SAMSUNG ELECTRONICS COMPANY KR 10,141
  5. FUJIFILM JP 8,506
  6. LG DISPLAY COMPANY KR 7,558
  7. NITTO DENKO CORPORATION JP 6,306
  8. OLYMPUS CORPORATION JP 5,336
  9. SONY CORPORATION JP 5,097
  10. CANON JP 4,814