G09C 5/00 Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
Introduced: September 1968
Title
Titles differ between systems:
IPC: Ciphering or deciphering apparatus or methods not provided for in other groups of this subclass, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
CPC: Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
Full Title
Full titles differ between systems:
Ciphering or deciphering apparatus or methods not provided for in other groups of this subclass, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class G09,2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 16,046
- BOE TECHNOLOGY GROUP COMPANY 13,766
- BOE TECHNOLOGY GROUP COMPANY CN 12,804
- LG DISPLAY COMPANY KR 10,322
- SAMSUNG ELECTRONICS COMPANY KR 7,738
- SAMSUNG DISPLAY 5,172
- SEMICONDUCTOR ENERGY LABORATORY COMPANY 4,749
- SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 3,417
- LG DISPLAY COMPANY 3,335
- SONY CORPORATION JP 3,179
Top Applicants (CPC)
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