- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 3/22 - Circuits for controlling dimensions, shape or centering of picture on screen
Patent holdings for IPC class H04N 3/22
Total number of patents in this class: 59
10-year publication summary
|
7
|
7
|
4
|
3
|
1
|
1
|
0
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19319 |
17 |
| Nevion AS | 19 |
4 |
| Nevion AS | 4 |
3 |
| Sony Corporation | 31093 |
2 |
| Canon Inc. | 39713 |
2 |
| Intel Corporation | 46949 |
2 |
| Texas Instruments Incorporated | 19480 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 31221 |
2 |
| Google LLC | 42038 |
2 |
| Maxell Holdings, Ltd. | 1315 |
2 |
| Maxell, Ltd. | 2786 |
2 |
| Samsung Electronics Co., Ltd. | 145416 |
1 |
| Apple Inc. | 54658 |
1 |
| LG Electronics Inc. | 72807 |
1 |
| Panasonic Corporation | 20136 |
1 |
| Hewlett-Packard Development Company, L.P. | 25903 |
1 |
| Brother Industries, Ltd. | 12958 |
1 |
| California Institute of Technology | 3973 |
1 |
| JVC Kenwood Corporation | 3006 |
1 |
| Axis AB | 984 |
1 |
| Other owners | 10 |