Sound-focusing or directing, e.g. scanning

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for transmitting, conducting or directing sound > Sound-focusing or directing, e.g. scanning

CPC:

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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G10K 11/28 using reflection, e.g. parabolic reflectors since 1980 IPC+CPC Available in IPC and CPC
G10K 11/30 using refraction, e.g. acoustic lenses since 1980 IPC+CPC Available in IPC and CPC
G10K 11/32 characterised by the shape of the source since 1980 IPC+CPC Available in IPC and CPC
G10K 11/34 using electrical steering of transducer arrays, e.g. beam steering since 1980 +1 CPC IPC+CPC Available in IPC and CPC
G10K 11/35 using mechanical steering of transducers since 1995 +2 CPC IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G10,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG ELECTRONICS COMPANY KR 5,218
GOOGLE US 4,644
FRAUNHOFER DE 4,601
SONY CORPORATION JP 2,380
HUAWEI TECHNOLOGIES COMPANY CN 2,179
YAMAHA CORPORATION 2,120
IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 1,974
MICROSOFT TECHNOLOGY LICENSING US 1,916
AMAZON TECHNOLOGIES US 1,866
DOLBY LABORATORIES LICENSING CORPORATION US 1,843

Top Applicants (CPC)

Class G10,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG ELECTRONICS COMPANY KR 6,277
GOOGLE US 5,429
FRAUNHOFER DE 4,984
SONY CORPORATION JP 2,808
HUAWEI TECHNOLOGIES COMPANY CN 2,577
MICROSOFT TECHNOLOGY LICENSING US 2,382
DOLBY LABORATORIES LICENSING CORPORATION US 2,123
QUALCOMM US 2,117
IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,049
AMAZON TECHNOLOGIES US 1,924