- 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: 1016
10-year publication summary
|
127
|
136
|
164
|
168
|
72
|
95
|
63
|
56
|
50
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 146092 |
97 |
| Apple Inc. | 54844 |
68 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20960 |
51 |
| Otter Products, LLC | 799 |
46 |
| Huawei Technologies Co., Ltd. | 112438 |
30 |
| LG Electronics Inc. | 73021 |
27 |
| Samsung Display Co., Ltd. | 34696 |
22 |
| Kyocera Corporation | 13799 |
20 |
| National Products, Inc. | 133 |
16 |
| Honor Device Co., Ltd. | 5231 |
16 |
| Advanced Access Technologies LLC | 39 |
15 |
| Micro Mobio Corporation | 48 |
12 |
| Zagg Incorporated | 124 |
12 |
| Amogreentech Co., Ltd. | 607 |
10 |
| Google Technology Holdings LLC | 2324 |
9 |
| Microsoft Technology Licensing, LLC | 53720 |
9 |
| Vivo Mobile Communication Co., Ltd. | 12280 |
9 |
| Corning Incorporated | 10259 |
8 |
| NEC Corporation | 35652 |
7 |
| Nitto Denko Corporation | 8231 |
7 |
| Other owners | 525 |