- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 1/327 - Initiating, continuing or ending a single-mode communication; Handshaking therefor
Patent holdings for IPC class H04N 1/327
Total number of patents in this class: 462
10-year publication summary
|
34
|
51
|
106
|
72
|
62
|
49
|
31
|
29
|
30
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
136 |
| Brother Industries, Ltd. | 13000 |
66 |
| FUJIFILM Business Innovation Corp. | 7395 |
32 |
| Ricoh Company, Ltd. | 13266 |
30 |
| Konica Minolta, Inc. | 8349 |
21 |
| Seiko Epson Corporation | 18724 |
13 |
| Hewlett-Packard Development Company, L.P. | 28538 |
12 |
| Kyocera Document Solutions Inc. | 5295 |
12 |
| Sharp Corporation | 10015 |
11 |
| Toshiba TEC Corporation | 3877 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| j2 Cloud Services, LLC | 84 |
7 |
| Google LLC | 38759 |
6 |
| Quest Diagnostics Investments Incorporated | 432 |
6 |
| Toshiba Corporation | 12017 |
5 |
| Malikie Innovations Limited | 7703 |
5 |
| Xerox Corporation | 7503 |
4 |
| Open Text Holdings, Inc. | 303 |
4 |
| Tailstream Technologies, LLC | 8 |
4 |
| Sony Corporation | 32931 |
3 |
| Other owners | 67 |