- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/18 - Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
Patent holdings for IPC class H04M 1/18
Total number of patents in this class: 1025
10-year publication summary
|
127
|
136
|
163
|
166
|
71
|
94
|
63
|
56
|
53
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 148173 |
97 |
| Apple Inc. | 55791 |
68 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 21405 |
51 |
| Otter Products, LLC | 787 |
46 |
| Huawei Technologies Co., Ltd. | 114620 |
30 |
| LG Electronics Inc. | 73763 |
27 |
| Samsung Display Co., Ltd. | 35585 |
22 |
| Kyocera Corporation | 14005 |
20 |
| Honor Device Co., Ltd. | 5545 |
18 |
| National Products, Inc. | 139 |
17 |
| Advanced Access Technologies LLC | 40 |
15 |
| Micro Mobio Corporation | 48 |
12 |
| Zagg Incorporated | 126 |
12 |
| Microsoft Technology Licensing, LLC | 54052 |
10 |
| Amogreentech Co., Ltd. | 617 |
10 |
| Google Technology Holdings LLC | 2284 |
9 |
| Vivo Mobile Communication Co., Ltd. | 12635 |
9 |
| Corning Incorporated | 10351 |
8 |
| Nitto Denko Corporation | 8337 |
7 |
| ZTE Corporation | 42831 |
7 |
| Other owners | 530 |