- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/50 - Picture reproducers
Patent holdings for IPC class H04N 1/50
Total number of patents in this class: 184
10-year publication summary
|
32
|
32
|
16
|
8
|
9
|
8
|
6
|
4
|
5
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 44285 |
39 |
| Hewlett-Packard Development Company, L.P. | 25139 |
19 |
| Ricoh Company, Ltd. | 13386 |
13 |
| Eastman Kodak Company | 2577 |
12 |
| FUJIFILM Business Innovation Corp. | 8039 |
11 |
| Seiko Epson Corporation | 20446 |
9 |
| Brother Industries, Ltd. | 12827 |
9 |
| Xerox Corporation | 4379 |
7 |
| Konica Minolta, Inc. | 9176 |
6 |
| Kyocera Document Solutions Inc. | 6360 |
6 |
| Memjet Technology Ltd. | 588 |
5 |
| Hydragraphix LLC | 36 |
4 |
| Toshiba Corporation | 12726 |
3 |
| Toshiba TEC Corporation | 3912 |
3 |
| Hewlett-Packard Indigo B.V. | 246 |
3 |
| HP Indigo B.V. | 529 |
3 |
| FUJIFILM Corporation | 30689 |
2 |
| Screen Holdings Co., Ltd. | 3245 |
2 |
| Lonestar Biometrics LLC | 4 |
2 |
| Sony Corporation | 30052 |
1 |
| Other owners | 25 |