- All sections
- G - Physics
- G04G - Electronic time-pieces
- G04G 19/02 - Conversion or regulation of current or voltage
Patent holdings for IPC class G04G 19/02
Total number of patents in this class: 20
10-year publication summary
|
3
|
4
|
0
|
3
|
2
|
2
|
2
|
1
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Casio Computer Co., Ltd. | 3430 |
5 |
| Seiko Epson Corporation | 19367 |
3 |
| The Swatch Group Research and Development Ltd | 862 |
3 |
| Razer (Asia-Pacific) Pte Ltd | 900 |
2 |
| citizen Watch Co., Ltd. | 1076 |
2 |
| Motorola Mobility LLC | 2652 |
1 |
| Wistron Corporation | 2324 |
1 |
| citizen Holdings Co., Ltd. | 306 |
1 |
| Delta Systems, Inc. | 31 |
1 |
| Matrix Industries, Inc., FORMERLY Silicium Energy, Inc. | 17 |
1 |
| Other owners | 0 |