Patent holdings for IPC class H04R 1/18

Total number of patents in this class: 12

10-year publication summary

1
1
1
0
1
2
1
2
0
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Southern Audio Services, Inc.
42
5
Panasonic Intellectual Property Management Co., Ltd.
34035
1
audio-technica Corporation
371
1
Harman International Industries, Incorporated
2878
1
Sennheiser electronic GmbH & Co. KG
275
1
SZ DJI Technology Co., Ltd
6933
1
TSHEPHE, Elias Thapelo
1
1
L.b.s. Negisha Ltd
1
1
Other owners 0