- All sections
- H - Electricity
- H04Q - Selecting
- H04Q 1/50 - Conversion between different kinds of signals
Patent holdings for IPC class H04Q 1/50
Total number of patents in this class: 16
10-year publication summary
|
2
|
1
|
3
|
2
|
1
|
1
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 85914 |
2 |
| Microsoft Technology Licensing, LLC | 53805 |
2 |
| New H3C Technologies Co., Ltd. | 473 |
2 |
| Apple Inc. | 55229 |
1 |
| Ciena Corporation | 2034 |
1 |
| Wistron Corporation | 2333 |
1 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1950 |
1 |
| Phitek Systems Limited | 8 |
1 |
| Telcordia Technologies, Inc. | 301 |
1 |
| AAC Technologies Pte. Ltd. | 1463 |
1 |
| Beijing Huahang Radio Measurement & Research Institute | 5 |
1 |
| Liaoning Entry-exit Inspection and Quarantine Bureau Technical Center for Inspection & Quarantine | 5 |
1 |
| Port of Dalian Sld Timber Trading Center Co., Ltd. | 6 |
1 |
| Other owners | 0 |