- All sections
- G - Physics
- G04R - Radio-controlled time-pieces
- G04R 20/08 - Setting the time according to the time information carried or implied by the radio signal the radio signal being broadcast from a long-wave call sign, e.g. DCF77, JJY40, JJY60, MSF60 or WWVB
Patent holdings for IPC class G04R 20/08
Total number of patents in this class: 15
10-year publication summary
|
2
|
1
|
2
|
0
|
1
|
0
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Casio Computer Co., Ltd. | 3518 |
5 |
| citizen Holdings Co., Ltd. | 258 |
2 |
| Intel Corporation | 46327 |
1 |
| Seiko Epson Corporation | 20536 |
1 |
| Hitachi Metals, Ltd. | 1813 |
1 |
| Fuji Electric Co., Ltd. | 5548 |
1 |
| Omron Healthcare Co., Ltd. | 1901 |
1 |
| Siemens Industry, Inc. | 1594 |
1 |
| citizen Watch Co., Ltd. | 1091 |
1 |
| Sony Semiconductor Solutions Corporation | 11994 |
1 |
| Other owners | 0 |