- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/62 - Constructional arrangements
Patent holdings for IPC class H04M 1/62
Total number of patents in this class: 50
10-year publication summary
|
8
|
8
|
5
|
7
|
6
|
2
|
2
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 13335 |
5 |
| Ericsson | 21125 |
4 |
| Yamaha Corporation | 4076 |
3 |
| Google LLC | 40800 |
3 |
| Samsung Electronics Co., Ltd. | 138729 |
2 |
| Apple Inc. | 52680 |
2 |
| ZTE Corporation | 41075 |
2 |
| Dolby Laboratories Licensing Corporation | 4052 |
2 |
| GN Audio A/S | 306 |
2 |
| AT&T Intellectual Property I, L.P. | 9333 |
1 |
| Panasonic Corporation | 20322 |
1 |
| Panasonic Electric Works Co., Ltd. | 753 |
1 |
| Hewlett-Packard Development Company, L.P. | 27473 |
1 |
| Huawei Technologies Co., Ltd. | 106664 |
1 |
| Microsoft Technology Licensing, LLC | 52893 |
1 |
| Lenovo (Singapore) Pte. Ltd. | 3356 |
1 |
| Nokia Technologies Oy | 16514 |
1 |
| Airbus Defence and Space Oy | 27 |
1 |
| Avnera Corporation | 116 |
1 |
| Byrne, Norman R. | 207 |
1 |
| Other owners | 14 |