- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/73 - Battery saving arrangements
Patent holdings for IPC class H04M 1/73
Total number of patents in this class: 443
10-year publication summary
|
37
|
41
|
30
|
25
|
18
|
8
|
7
|
10
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZTE Corporation | 42831 |
38 |
| Kyocera Corporation | 14005 |
28 |
| Huawei Technologies Co., Ltd. | 114620 |
26 |
| NEC Corporation | 36136 |
22 |
| Nokia Corporation | 5480 |
20 |
| Samsung Electronics Co., Ltd. | 148173 |
18 |
| Panasonic Corporation | 20012 |
15 |
| Sharp Kabushiki Kaisha | 18679 |
15 |
| Fujitsu Limited | 17689 |
11 |
| Qualcomm Incorporated | 87067 |
10 |
| NTT DoCoMo, Inc. | 13494 |
10 |
| NEC Casio Mobile Communications, Ltd. | 429 |
9 |
| Apple Inc. | 55791 |
7 |
| Intel Corporation | 46937 |
7 |
| Nokia Inc. | 1437 |
7 |
| Huawei Device Co., Ltd. | 2755 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 28388 |
6 |
| LG Electronics Inc. | 73763 |
5 |
| Sony Corporation | 30891 |
5 |
| Sony Ericsson Mobile Communications AB | 1719 |
5 |
| Other owners | 173 |