- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 84/16 - WPBX [Wireless Private Branch Exchange]
Patent holdings for IPC class H04W 84/16
Total number of patents in this class: 100
10-year publication summary
|
10
|
5
|
7
|
9
|
7
|
3
|
3
|
2
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tango Networks, Inc. | 130 |
32 |
| NEC Platforms, Ltd. | 1066 |
5 |
| Apple Inc. | 58936 |
3 |
| BlackBerry Limited | 4889 |
3 |
| Huawei Technologies Co., Ltd. | 123677 |
3 |
| RingCentral, Inc. | 792 |
3 |
| Samsung Electronics Co., Ltd. | 158156 |
2 |
| Verizon Patent And Licensing Inc. | 7572 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 34080 |
2 |
| Norwood Systems Pty Ltd | 12 |
2 |
| Spot On Networks, LLC | 5 |
2 |
| Vonage Business Inc. | 178 |
2 |
| Qualcomm Incorporated | 92563 |
1 |
| Interdigital Patent Holdings, Inc. | 7049 |
1 |
| Cisco Technology, Inc. | 22521 |
1 |
| Konica Minolta, Inc. | 9134 |
1 |
| ZTE Corporation | 44219 |
1 |
| Motorola Solutions, Inc. | 4581 |
1 |
| Symbol Technologies, Inc. | 434 |
1 |
| Juniper Networks, Inc. | 3367 |
1 |
| Other owners | 31 |