- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 3/00 - Automatic or semi-automatic exchanges
Patent holdings for IPC class H04M 3/00
Total number of patents in this class: 4767
10-year publication summary
|
402
|
317
|
214
|
213
|
170
|
145
|
154
|
94
|
57
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Avaya Inc. | 955 |
181 |
| Genesys Cloud Services, Inc., FORMERLY Genesys Telecommunications Laboratories, Inc. | 1112 |
178 |
| NEC Corporation | 37064 |
176 |
| Samsung Electronics Co., Ltd. | 158156 |
113 |
| Alvaria, Inc. | 283 |
111 |
| Microsoft Technology Licensing, LLC | 54464 |
96 |
| Malikie Innovations Limited | 6426 |
95 |
| NTT DoCoMo, Inc. | 14805 |
83 |
| T-Mobile Innovations LLC | 4124 |
81 |
| Apple Inc. | 58936 |
79 |
| Afiniti AI Limited | 243 |
79 |
| United Services Automobile Association (USAA) | 3246 |
77 |
| Afiniti AI Holdings LLC | 216 |
77 |
| Cisco Technology, Inc. | 22521 |
72 |
| Qualcomm Incorporated | 92563 |
69 |
| AT&T Intellectual Property I, L.P. | 10006 |
67 |
| Verizon Patent And Licensing Inc. | 7572 |
58 |
| Amazon Technologies, Inc. | 28142 |
57 |
| Verint Americas Inc. | 585 |
54 |
| Huawei Technologies Co., Ltd. | 123677 |
53 |
| Other owners | 2911 |