- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/23 - Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
Patent holdings for IPC class H04M 1/23
Total number of patents in this class: 607
10-year publication summary
|
58
|
53
|
52
|
43
|
39
|
34
|
32
|
30
|
15
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
72 |
| Apple Inc. | 50209 |
47 |
| Sony Ericsson Mobile Communications AB | 2014 |
31 |
| LG Electronics Inc. | 69257 |
28 |
| Kyocera Corporation | 12735 |
24 |
| ZTE Corporation | 39218 |
18 |
| Nokia Corporation | 6965 |
17 |
| NEC Corporation | 32703 |
16 |
| BlackBerry Limited | 5958 |
14 |
| Malikie Innovations Limited | 7703 |
14 |
| Panasonic Corporation | 20786 |
10 |
| Huawei Technologies Co., Ltd. | 100781 |
10 |
| Huizhou TCL Mobile Communication Co., Ltd. | 1085 |
8 |
| Mullen Industries LLC | 28 |
8 |
| Motorola Solutions, Inc. | 4355 |
7 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
7 |
| Vivo Mobile Communication Co., Ltd. | 9833 |
6 |
| Honor Device Co., Ltd. | 3469 |
6 |
| Research In Motion Limited | 2283 |
5 |
| Microsoft Technology Licensing, LLC | 51439 |
5 |
| Other owners | 254 |