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CPC Subgroup
G09B 29/10

Map spot or coordinate position indicators; Map reading aids (optical projection apparatus per se G03B)

Full Title

Maps; Plans; Charts; Diagrams, e.g. route diagram (star maps G09B27/04; devices for holding or supporting maps A47B97/02; for computing purposes G06G1/14, G09B1/16; display boards G09F) > Map spot or coordinate position indicators; Map reading aids (optical projection apparatus per se G03B)

2 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class G09, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 22,477
  2. BOE TECHNOLOGY GROUP COMPANY CN 16,016
  3. BOE TECHNOLOGY GROUP COMPANY 12,918
  4. LG DISPLAY COMPANY KR 12,599
  5. SAMSUNG ELECTRONICS COMPANY KR 12,009
  6. SAMSUNG DISPLAY 6,252
  7. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 4,410
  8. SONY CORPORATION JP 3,965
  9. LG ELECTRONICS KR 3,901
  10. LG DISPLAY COMPANY 3,705