- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/66 - Transforming electric information into light information
Patent holdings for IPC class H04N 5/66
Total number of patents in this class: 1139
10-year publication summary
54
|
45
|
46
|
57
|
61
|
53
|
45
|
45
|
43
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sharp Kabushiki Kaisha | 18957 |
398 |
Panasonic Corporation | 20786 |
82 |
Sony Corporation | 32931 |
73 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
35 |
NEC Display Solutions, Ltd. | 822 |
32 |
Sony Group Corporation | 10730 |
31 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
20 |
Steelcase Inc. | 1361 |
19 |
Sony Interactive Entertainment Inc. | 5162 |
18 |
Sharp Corporation | 10015 |
16 |
Canon Kabushiki Kaisha | 6884 |
16 |
NEC Corporation | 32703 |
15 |
Mitsubishi Electric Corporation | 43934 |
14 |
Sony Semiconductor Solutions Corporation | 8770 |
14 |
Nippon Telegraph and Telephone Corporation | 14195 |
13 |
Maxell, Ltd. | 2533 |
13 |
Seiko Epson Corporation | 18724 |
11 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
11 |
Kyocera Corporation | 12735 |
11 |
FUJIFILM Corporation | 27102 |
9 |
Other owners | 288 |