- All sections
- G - Physics
- G04G - Electronic time-pieces
- G04G 13/02 - Producing acoustic time signals at preselected times, e.g. alarm clocks
Patent holdings for IPC class G04G 13/02
Total number of patents in this class: 190
10-year publication summary
|
32
|
32
|
28
|
19
|
14
|
21
|
11
|
13
|
12
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 52750 |
25 |
| Koninklijke Philips N.V. | 23999 |
15 |
| Samsung Electronics Co., Ltd. | 139001 |
7 |
| BlackBerry Limited | 5872 |
6 |
| Huawei Technologies Co., Ltd. | 106762 |
5 |
| Pictiva Displays International Limited | 265 |
5 |
| Koninklijke Philips Electronics N.V. | 10844 |
4 |
| Huawei Device Co., Ltd. | 2759 |
4 |
| Qualcomm Incorporated | 81865 |
3 |
| Kyocera Corporation | 13344 |
3 |
| ZTE Corporation | 41061 |
3 |
| Microsoft Technology Licensing, LLC | 52886 |
3 |
| Xiaomi Inc. | 1712 |
3 |
| Capital One Services, LLC. | 8545 |
3 |
| Solomon Systems, Inc. | 8 |
3 |
| Sonos, Inc. | 2462 |
3 |
| LG Electronics Inc. | 71039 |
2 |
| International Business Machines Corporation | 60129 |
2 |
| Panasonic Corporation | 20315 |
2 |
| Alibaba Group Holding Limited | 6969 |
2 |
| Other owners | 87 |