- 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: 1059
10-year publication summary
|
136
|
163
|
166
|
71
|
94
|
63
|
57
|
55
|
52
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 153845 |
101 |
| Apple Inc. | 58074 |
68 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 22585 |
51 |
| Otter Products, LLC | 758 |
46 |
| Huawei Technologies Co., Ltd. | 120098 |
32 |
| LG Electronics Inc. | 74968 |
27 |
| Samsung Display Co., Ltd. | 37860 |
24 |
| Kyocera Corporation | 14242 |
20 |
| Honor Device Co., Ltd. | 6444 |
19 |
| National Products, Inc. | 137 |
17 |
| Advanced Access Technologies LLC | 41 |
17 |
| Micro Mobio Corporation | 50 |
12 |
| Zagg Incorporated | 133 |
12 |
| Microsoft Technology Licensing, LLC | 54242 |
10 |
| Amogreentech Co., Ltd. | 629 |
10 |
| Yondr, Inc. | 63 |
10 |
| Google Technology Holdings LLC | 2134 |
9 |
| Vivo Mobile Communication Co., Ltd. | 13285 |
9 |
| Corning Incorporated | 10422 |
8 |
| Nitto Denko Corporation | 8465 |
7 |
| Other owners | 550 |