- 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: 470
10-year publication summary
|
51
|
106
|
72
|
62
|
49
|
31
|
30
|
31
|
17
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 39765 |
139 |
| Brother Industries, Ltd. | 12958 |
69 |
| Ricoh Company, Ltd. | 13240 |
33 |
| FUJIFILM Business Innovation Corp. | 7582 |
32 |
| Konica Minolta, Inc. | 8710 |
21 |
| Seiko Epson Corporation | 19321 |
14 |
| Hewlett-Packard Development Company, L.P. | 25887 |
12 |
| Sharp Corporation | 10313 |
12 |
| Kyocera Document Solutions Inc. | 5573 |
12 |
| Toshiba TEC Corporation | 3784 |
10 |
| Samsung Electronics Co., Ltd. | 145630 |
7 |
| j2 Cloud Services, LLC | 77 |
7 |
| Quest Diagnostics Investments Incorporated | 406 |
7 |
| Google LLC | 42096 |
6 |
| Malikie Innovations Limited | 7150 |
5 |
| Xerox Corporation | 7020 |
4 |
| Toshiba Corporation | 12326 |
4 |
| Open Text Holdings, Inc. | 334 |
4 |
| Tailstream Technologies, LLC | 7 |
4 |
| Sony Corporation | 31080 |
3 |
| Other owners | 65 |