- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/327 - Initiating, continuing or ending a single-mode communicationHandshaking therefor
Patent holdings for IPC class H04N 1/327
Total number of patents in this class: 478
10-year publication summary
|
106
|
72
|
62
|
49
|
31
|
30
|
31
|
17
|
10
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 44414 |
143 |
| Brother Industries, Ltd. | 12856 |
69 |
| FUJIFILM Business Innovation Corp. | 8107 |
35 |
| Ricoh Company, Ltd. | 13407 |
34 |
| Konica Minolta, Inc. | 9194 |
21 |
| Seiko Epson Corporation | 20528 |
14 |
| Sharp Corporation | 10880 |
13 |
| Kyocera Document Solutions Inc. | 6378 |
13 |
| Hewlett-Packard Development Company, L.P. | 25121 |
12 |
| Toshiba TEC Corporation | 3914 |
10 |
| Quest Diagnostics Investments Incorporated | 390 |
7 |
| Consensus Cloud Solutions, LLC | 84 |
7 |
| Google LLC | 44850 |
6 |
| Samsung Electronics Co., Ltd. | 159298 |
5 |
| Open Text Inc | 496 |
5 |
| Malikie Innovations Limited | 6356 |
5 |
| Toshiba Corporation | 12732 |
4 |
| Tailstream Technologies, LLC | 7 |
4 |
| Olympus Corporation | 12900 |
3 |
| Maxell Holdings, Ltd. | 1250 |
3 |
| Other owners | 65 |