- 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: 2856
10-year publication summary
|
280
|
248
|
212
|
157
|
181
|
133
|
127
|
88
|
90
|
53
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30080 |
205 |
| LG Electronics Inc. | 75973 |
156 |
| Sharp Kabushiki Kaisha | 18486 |
151 |
| Samsung Electronics Co., Ltd. | 158842 |
146 |
| Sony Interactive Entertainment Inc. | 6492 |
105 |
| Panasonic Intellectual Property Management Co., Ltd. | 34403 |
86 |
| Brother Kogyo Kabushikikaisha | 1803 |
85 |
| Sony Group Corporation | 15934 |
79 |
| Panasonic Corporation | 18751 |
45 |
| Maxell, Ltd. | 3079 |
45 |
| Seiko Epson Corporation | 20406 |
42 |
| Boe Technology Group Co., Ltd. | 44549 |
40 |
| LG Display Co., Ltd. | 15038 |
38 |
| Semiconductor Energy Laboratory Co., Ltd. | 11890 |
34 |
| Samsung Display Co., Ltd. | 39012 |
32 |
| Mitsubishi Electric Corporation | 48287 |
29 |
| Sanyo Electric Co., Ltd. | 3390 |
29 |
| JVC Kenwood Corporation | 3135 |
29 |
| FUJIFILM Corporation | 30653 |
28 |
| Olympus Corporation | 12912 |
27 |
| Other owners | 1425 |