- All sections
- H - Electricity
- H04Q - Selecting
- H04Q 1/30 - Signalling arrangementsManipulation of signalling currents
Patent holdings for IPC class H04Q 1/30
Total number of patents in this class: 135
10-year publication summary
|
4
|
3
|
3
|
2
|
2
|
0
|
0
|
0
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 153845 |
4 |
| Amazon Technologies, Inc. | 27705 |
4 |
| American Messaging Services, LLC | 19 |
4 |
| GM Global Technology Operations LLC | 15817 |
3 |
| Nike, Inc. | 14694 |
3 |
| Immersion Corporation | 519 |
3 |
| International Business Machines Corporation | 62220 |
2 |
| Cisco Technology, Inc. | 22278 |
2 |
| Denso Corporation | 25183 |
2 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47319 |
2 |
| Huawei Technologies Co., Ltd. | 120098 |
2 |
| Aiphone Co., Ltd. | 68 |
2 |
| Impinj, Inc. | 321 |
2 |
| Oceanit Laboratories, Inc. | 81 |
2 |
| Premier Manufacturing Group, Inc. | 50 |
2 |
| STMicroelectronics International N.V. | 3763 |
2 |
| TPG Specialty Lending, Inc. | 29 |
2 |
| Olibra LLC | 29 |
2 |
| Baker Hughes, a GE Company, LLC | 2101 |
2 |
| Block, Inc., The | 1635 |
2 |
| Other owners | 86 |