Patent holdings for IPC class H04R 1/02

Total number of patents in this class: 7899

10-year publication summary

622
593
764
852
897
1009
1009
996
854
314
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Samsung Electronics Co., Ltd.
132456
345
Apple Inc.
50350
321
Bose Corporation
2880
268
LG Display Co., Ltd.
11958
208
Goertek Inc.
2492
196
AAC Technologies Pte. Ltd.
1429
180
AAC Acoustic Technologies (Shenzhen) Co., Ltd.
1833
162
Yamaha Corporation
4055
135
Harman International Industries, Incorporated
2457
130
Sony Corporation
32716
124
Shenzhen Shokz Co., Ltd.
702
115
LG Electronics Inc.
69291
112
AAC Microtech (Changzhou) Co., Ltd.
467
112
Panasonic Intellectual Property Management Co., Ltd.
27951
109
Kyocera Corporation
12787
108
Google LLC
38989
108
Amazon Technologies, Inc.
24431
77
Samsung Display Co., Ltd.
30796
70
Pioneer Corporation
4836
69
Tohoku Pioneer Corporation
479
61
Other owners 4889