- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/03 - Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Patent holdings for IPC class H04M 1/03
Total number of patents in this class: 1044
10-year publication summary
|
84
|
82
|
94
|
112
|
75
|
103
|
79
|
66
|
46
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 148077 |
134 |
| Kyocera Corporation | 13997 |
76 |
| Vivo Mobile Communication Co., Ltd. | 12615 |
65 |
| Shenzhen Shokz Co., Ltd. | 1146 |
54 |
| Nokia Technologies Oy | 18538 |
47 |
| Apple Inc. | 55735 |
42 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 21347 |
40 |
| Huawei Technologies Co., Ltd. | 114462 |
36 |
| Finewell Co., Ltd. | 59 |
22 |
| Sony Ericsson Mobile Communications AB | 1726 |
18 |
| Honor Device Co., Ltd. | 5527 |
17 |
| Nokia Corporation | 5494 |
15 |
| Samsung Display Co., Ltd. | 35545 |
14 |
| LG Electronics Inc. | 73714 |
14 |
| ZTE Corporation | 42809 |
14 |
| Goertek Inc. | 2673 |
13 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1958 |
12 |
| AAC Technologies Pte. Ltd. | 1469 |
11 |
| LG Display Co., Ltd. | 13836 |
10 |
| Amogreentech Co., Ltd. | 617 |
10 |
| Other owners | 380 |