CPC Subgroup
G09B 23/02 for mathematics (for statics or dynamics G09B23/08)
Full Title
Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes (in the nature of toys A63H) > for mathematics (for statics or dynamics G09B23/08)
1 direct subcode
Child Classifications
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- G09B 23/04 for geometry, trigonometry, projection or perspective (for surveying G09B25/06)
Top Applicants
Top 10 applicants by patent filingsfor class G09, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 22,477
- BOE TECHNOLOGY GROUP COMPANY CN 16,016
- BOE TECHNOLOGY GROUP COMPANY 12,918
- LG DISPLAY COMPANY KR 12,599
- SAMSUNG ELECTRONICS COMPANY KR 12,009
- SAMSUNG DISPLAY 6,252
- SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 4,410
- SONY CORPORATION JP 3,965
- LG ELECTRONICS KR 3,901
- LG DISPLAY COMPANY 3,705