- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/60 - Substation equipment, e.g. for use by subscribers including speech amplifiers
Patent holdings for IPC class H04M 1/60
Total number of patents in this class: 2485
10-year publication summary
|
309
|
315
|
303
|
283
|
269
|
194
|
148
|
109
|
85
|
21
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 50209 |
152 |
| Samsung Electronics Co., Ltd. | 131630 |
124 |
| Google LLC | 38759 |
63 |
| Qualcomm Incorporated | 76576 |
60 |
| Sony Ericsson Mobile Communications AB | 2014 |
55 |
| Microsoft Technology Licensing, LLC | 51439 |
47 |
| Bose Corporation | 2880 |
47 |
| GN Netcom AS | 195 |
38 |
| LG Electronics Inc. | 69257 |
37 |
| Huawei Technologies Co., Ltd. | 100781 |
35 |
| Hewlett-Packard Development Company, L.P. | 28538 |
34 |
| Sony Corporation | 32931 |
33 |
| Denso Corporation | 23338 |
32 |
| Ford Global Technologies, LLC | 19702 |
32 |
| Hyundai Motor Company | 19021 |
30 |
| Nokia Technologies Oy | 15057 |
27 |
| Amazon Technologies, Inc. | 24422 |
26 |
| Nokia Corporation | 6965 |
23 |
| Motorola Solutions, Inc. | 4355 |
23 |
| Plantronics, Inc. | 305 |
23 |
| Other owners | 1544 |