- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/23 - Construction or mounting of dials or of equivalent devicesMeans for facilitating the use thereof
Patent holdings for IPC class H04M 1/23
Total number of patents in this class: 595
10-year publication summary
|
52
|
43
|
40
|
35
|
32
|
32
|
20
|
32
|
24
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 157719 |
100 |
| Apple Inc. | 58742 |
54 |
| Sony Ericsson Mobile Communications AB | 1386 |
27 |
| LG Electronics Inc. | 75694 |
25 |
| Kyocera Corporation | 14359 |
22 |
| ZTE Corporation | 44170 |
19 |
| NEC Corporation | 37004 |
16 |
| Huawei Technologies Co., Ltd. | 123385 |
13 |
| Malikie Innovations Limited | 6455 |
13 |
| BlackBerry Limited | 4898 |
10 |
| Vivo Mobile Communication Co., Ltd. | 13657 |
10 |
| Panasonic Corporation | 19019 |
9 |
| Motorola Solutions, Inc. | 4583 |
9 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23285 |
9 |
| Honor Device Co., Ltd. | 6826 |
9 |
| Huizhou TCL Mobile Communication Co., Ltd. | 1139 |
8 |
| Nokia Corporation | 4777 |
6 |
| RapidSOS, Inc. | 215 |
6 |
| Microsoft Technology Licensing, LLC | 54466 |
5 |
| Motorola Mobility, Inc. | 349 |
5 |
| Other owners | 220 |