- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/21 - Intermediate information storage
Patent holdings for IPC class H04N 1/21
Total number of patents in this class: 1194
10-year publication summary
|
217
|
192
|
173
|
115
|
93
|
67
|
57
|
40
|
43
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40015 |
160 |
| Ricoh Company, Ltd. | 13279 |
62 |
| Samsung Electronics Co., Ltd. | 146534 |
53 |
| Brother Industries, Ltd. | 12955 |
53 |
| Kyocera Document Solutions Inc. | 5611 |
49 |
| FUJIFILM Business Innovation Corp. | 7594 |
43 |
| Apple Inc. | 55017 |
32 |
| Sony Corporation | 31028 |
32 |
| GoPro, Inc. | 1979 |
31 |
| Konica Minolta, Inc. | 8751 |
25 |
| Toshiba TEC Corporation | 3797 |
20 |
| Toshiba Corporation | 12350 |
17 |
| Sharp Corporation | 10255 |
16 |
| Microsoft Technology Licensing, LLC | 53739 |
16 |
| Xerox Corporation | 7000 |
15 |
| LG Electronics Inc. | 73210 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
14 |
| Open Text SA ULC | 530 |
14 |
| Seiko Epson Corporation | 19371 |
13 |
| Google LLC | 42292 |
13 |
| Other owners | 502 |