- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/32 - Circuits or arrangements for control or supervision between transmitter and receiver
Patent holdings for IPC class H04N 1/32
Total number of patents in this class: 3557
10-year publication summary
|
559
|
488
|
398
|
340
|
260
|
254
|
220
|
162
|
120
|
38
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 42224 |
612 |
| Brother Industries, Ltd. | 12873 |
218 |
| FUJIFILM Business Innovation Corp. | 7844 |
190 |
| Ricoh Company, Ltd. | 13306 |
169 |
| Kyocera Document Solutions Inc. | 6060 |
145 |
| Konica Minolta, Inc. | 9021 |
122 |
| Sharp Corporation | 10455 |
111 |
| Hewlett-Packard Development Company, L.P. | 25370 |
104 |
| Digimarc Corporation | 722 |
103 |
| Toshiba TEC Corporation | 3897 |
102 |
| Xerox Corporation | 4726 |
100 |
| Seiko Epson Corporation | 19988 |
87 |
| Sony Corporation | 30440 |
40 |
| Toshiba Corporation | 12693 |
39 |
| Samsung Electronics Co., Ltd. | 153573 |
37 |
| Open Text SA ULC | 541 |
33 |
| Google LLC | 43739 |
25 |
| Konica Minolta Business Technologies, Inc. | 1351 |
21 |
| International Business Machines Corporation | 62182 |
19 |
| PFU Limited | 775 |
19 |
| Other owners | 1261 |