- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/27453 - Directories allowing storage of additional subscriber data, e.g. metadata
Patent holdings for IPC class H04M 1/27453
Total number of patents in this class: 53
10-year publication summary
|
0
|
5
|
5
|
15
|
7
|
7
|
9
|
7
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 158156 |
9 |
| Apple Inc. | 58936 |
6 |
| Amazon Technologies, Inc. | 28142 |
5 |
| T-Mobile USA, Inc. | 4504 |
5 |
| International Business Machines Corporation | 62672 |
3 |
| Microsoft Technology Licensing, LLC | 54464 |
3 |
| Kristen M. Heimerl | 3 |
3 |
| Huawei Technologies Co., Ltd. | 123677 |
1 |
| Avaya Inc. | 955 |
1 |
| JVC Kenwood Corporation | 3134 |
1 |
| salesforce.com, inc. | 6005 |
1 |
| Jaguar Land Rover Limited | 5098 |
1 |
| NEC Platforms, Ltd. | 1066 |
1 |
| Zhejiang Geely Holding Group Co., Ltd. | 2051 |
1 |
| Zhejiang Geely Automobile Research Institute Co. Ltd | 102 |
1 |
| Pick Up Mobile (2015) Ltd | 5 |
1 |
| Vonex Ltd | 3 |
1 |
| Syntiant | 51 |
1 |
| Shenzhen Fugui Precision Ind. Co., Ltd. | 8 |
1 |
| PAX S&T Co., Ltd | 3 |
1 |
| Other owners | 6 |