DIFF Subgroup
G02C 11/06 Hearing aids (construction of electric hearing aids H04R25/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Hearing aids
CPC: Hearing aids (construction of electric hearing aids H04R25/00)
Full Title
Full titles differ between systems:
IPC:
Non-optical adjuncts; Attachment thereof > Hearing aids
CPC:
Non-optical adjuncts; Attachment thereof (G02C7/16 takes precedence) > Hearing aids (construction of electric hearing aids H04R25/00)
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
- BOE TECHNOLOGY GROUP COMPANY 13,460
- BOE TECHNOLOGY GROUP COMPANY CN 11,745
- SAMSUNG DISPLAY KR 10,908
- CANON 9,072
- FUJIFILM JP 7,957
- SAMSUNG ELECTRONICS COMPANY KR 7,805
- LG DISPLAY COMPANY KR 6,558
- CHINESE ACADEMY OF SCIENCES 5,855
- NITTO DENKO CORPORATION JP 5,817
- OLYMPUS CORPORATION JP 4,579
Top Applicants (CPC)
Class G02,2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 14,409
- BOE TECHNOLOGY GROUP COMPANY CN 14,236
- BOE TECHNOLOGY GROUP COMPANY 11,826
- SAMSUNG ELECTRONICS COMPANY KR 10,141
- FUJIFILM JP 8,506
- LG DISPLAY COMPANY KR 7,558
- NITTO DENKO CORPORATION JP 6,306
- OLYMPUS CORPORATION JP 5,336
- SONY CORPORATION JP 5,097
- CANON JP 4,814