- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/047 - Detection, control or error compensation of scanning velocity or position
Patent holdings for IPC class H04N 1/047
Total number of patents in this class: 228
10-year publication summary
|
20
|
26
|
35
|
23
|
21
|
17
|
18
|
9
|
10
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40095 |
46 |
| Ricoh Company, Ltd. | 13283 |
19 |
| Brother Industries, Ltd. | 12958 |
16 |
| Hewlett-Packard Development Company, L.P. | 25864 |
14 |
| Seiko Epson Corporation | 19398 |
13 |
| FUJIFILM Business Innovation Corp. | 7599 |
10 |
| Kyocera Document Solutions Inc. | 5632 |
9 |
| PFU Limited | 743 |
8 |
| Eastman Kodak Company | 2881 |
7 |
| Toshiba TEC Corporation | 3801 |
7 |
| Konica Minolta, Inc. | 8755 |
6 |
| Sharp Corporation | 10265 |
5 |
| Toshiba Corporation | 12367 |
3 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 21084 |
3 |
| Tesla Laboratories LLC | 18 |
3 |
| Xerox Corporation | 7002 |
2 |
| International Business Machines Corporation | 61305 |
2 |
| Casio Computer Co., Ltd. | 3431 |
2 |
| Marvell World Trade Ltd. | 938 |
2 |
| Avision Inc. | 280 |
2 |
| Other owners | 49 |