- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/64 - Constructional details of receivers, e.g. cabinets or dust covers
Patent holdings for IPC class H04N 5/64
Total number of patents in this class: 2819
10-year publication summary
|
285
|
280
|
248
|
212
|
157
|
181
|
133
|
123
|
82
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 31550 |
209 |
| Sharp Kabushiki Kaisha | 18873 |
150 |
| Samsung Electronics Co., Ltd. | 138729 |
136 |
| LG Electronics Inc. | 70957 |
133 |
| Sony Interactive Entertainment Inc. | 5507 |
99 |
| Brother Kogyo Kabushikikaisha | 1728 |
88 |
| Panasonic Intellectual Property Management Co., Ltd. | 29687 |
79 |
| Sony Group Corporation | 12632 |
68 |
| Panasonic Corporation | 20322 |
46 |
| Seiko Epson Corporation | 18984 |
42 |
| Maxell, Ltd. | 2655 |
41 |
| Boe Technology Group Co., Ltd. | 38828 |
39 |
| LG Display Co., Ltd. | 12879 |
38 |
| Mitsubishi Electric Corporation | 44794 |
35 |
| Samsung Display Co., Ltd. | 32745 |
32 |
| Sanyo Electric Co., Ltd. | 3794 |
31 |
| JVC Kenwood Corporation | 2920 |
30 |
| Semiconductor Energy Laboratory Co., Ltd. | 11080 |
29 |
| Olympus Corporation | 13281 |
27 |
| Konica Minolta, Inc. | 8530 |
26 |
| Other owners | 1441 |