- All sections
- G - Physics
- G04G - Electronic time-pieces
- G04G 21/04 - Input or output devices integrated in time-pieces using radio waves
Patent holdings for IPC class G04G 21/04
Total number of patents in this class: 500
10-year publication summary
|
63
|
58
|
85
|
83
|
51
|
42
|
53
|
33
|
42
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 145630 |
73 |
| Casio Computer Co., Ltd. | 3424 |
55 |
| Apple Inc. | 54714 |
46 |
| Seiko Epson Corporation | 19321 |
35 |
| LG Electronics Inc. | 72890 |
19 |
| Nike, Inc. | 14119 |
13 |
| The Swatch Group Research and Development Ltd | 842 |
12 |
| citizen Watch Co., Ltd. | 1076 |
8 |
| Qualcomm Incorporated | 85094 |
7 |
| Google LLC | 42096 |
7 |
| Huawei Technologies Co., Ltd. | 112134 |
6 |
| ETA SA Manufacture Horlogere Suisse | 681 |
6 |
| Garmin Switzerland GmbH | 572 |
6 |
| Lutron Technology Company LLC | 2536 |
6 |
| Sony Corporation | 31080 |
5 |
| Murata Manufacturing Co., Ltd. | 24478 |
5 |
| citizen Holdings Co., Ltd. | 307 |
5 |
| Timex Group USA, Inc. | 153 |
5 |
| Seiko Watch Corporation | 112 |
5 |
| Microsoft Technology Licensing, LLC | 53667 |
4 |
| Other owners | 172 |