- 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: 598
10-year publication summary
|
53
|
52
|
43
|
40
|
35
|
32
|
31
|
17
|
28
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 143555 |
83 |
| Apple Inc. | 54300 |
53 |
| Sony Ericsson Mobile Communications AB | 1819 |
30 |
| LG Electronics Inc. | 72247 |
25 |
| Kyocera Corporation | 13630 |
24 |
| ZTE Corporation | 41903 |
18 |
| NEC Corporation | 35259 |
16 |
| Malikie Innovations Limited | 7215 |
13 |
| Huawei Technologies Co., Ltd. | 110438 |
11 |
| BlackBerry Limited | 5167 |
10 |
| Nokia Corporation | 5835 |
10 |
| Panasonic Corporation | 20188 |
10 |
| Honor Device Co., Ltd. | 4947 |
9 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20612 |
8 |
| Huizhou TCL Mobile Communication Co., Ltd. | 1106 |
8 |
| Vivo Mobile Communication Co., Ltd. | 11904 |
8 |
| Mullen Industries LLC | 29 |
8 |
| Motorola Solutions, Inc. | 4367 |
7 |
| Microsoft Technology Licensing, LLC | 53438 |
5 |
| Motorola Mobility, Inc. | 352 |
5 |
| Other owners | 237 |