- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/38 - Transmitter circuitry
Patent holdings for IPC class H04N 5/38
Total number of patents in this class: 459
10-year publication summary
|
66
|
61
|
53
|
42
|
55
|
39
|
18
|
4
|
7
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30181 |
36 |
| Canon Inc. | 43817 |
22 |
| LG Electronics Inc. | 75694 |
20 |
| Samsung Electronics Co., Ltd. | 157719 |
16 |
| Saturn Licensing LLC | 1440 |
12 |
| Ricoh Company, Ltd. | 13342 |
10 |
| Olympus Corporation | 12939 |
10 |
| Toshiba Corporation | 12560 |
9 |
| OrCam Technologies Ltd. | 131 |
8 |
| Maxell Holdings, Ltd. | 1259 |
8 |
| Maxell, Ltd. | 3032 |
8 |
| NEC Corporation | 37004 |
7 |
| Panasonic Intellectual Property Corporation of America | 7182 |
7 |
| Sony Group Corporation | 15642 |
6 |
| Samsung Display Co., Ltd. | 38627 |
5 |
| Intel Corporation | 47106 |
5 |
| Boe Technology Group Co., Ltd. | 44029 |
5 |
| Level 3 Communications, LLC | 1250 |
5 |
| Panasonic Corporation | 19019 |
4 |
| Huawei Technologies Co., Ltd. | 123385 |
4 |
| Other owners | 252 |