- 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: 2833
10-year publication summary
|
239
|
285
|
280
|
248
|
212
|
157
|
180
|
130
|
121
|
36
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
211 |
| Sharp Kabushiki Kaisha | 18957 |
150 |
| Samsung Electronics Co., Ltd. | 131630 |
135 |
| LG Electronics Inc. | 69257 |
134 |
| Sony Interactive Entertainment Inc. | 5162 |
96 |
| Brother Kogyo Kabushikikaisha | 1709 |
90 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
78 |
| Sony Group Corporation | 10730 |
64 |
| Panasonic Corporation | 20786 |
46 |
| Seiko Epson Corporation | 18724 |
43 |
| Boe Technology Group Co., Ltd. | 35384 |
38 |
| Maxell, Ltd. | 2533 |
38 |
| Mitsubishi Electric Corporation | 43934 |
36 |
| LG Display Co., Ltd. | 11907 |
33 |
| Samsung Display Co., Ltd. | 30585 |
32 |
| Sanyo Electric Co., Ltd. | 3926 |
31 |
| Sharp Corporation | 10015 |
29 |
| JVC Kenwood Corporation | 2774 |
29 |
| Nikon Corporation | 7162 |
28 |
| Olympus Corporation | 13667 |
28 |
| Other owners | 1464 |