- All sections
- H - Electricity
- H04Q - Selecting
- H04Q 5/22 - Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with indirect connection, i.e. through subordinate switching centre the subordinate centre not permitting interconnection of subscribers connected thereto
Patent holdings for IPC class H04Q 5/22
Total number of patents in this class: 1660
10-year publication summary
|
137
|
101
|
75
|
39
|
22
|
12
|
16
|
5
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Impinj, Inc. | 322 |
65 |
| Symbol Technologies, LLC | 1308 |
41 |
| Morgan Stanley Senior Funding, Inc., AS Agent | 1727 |
31 |
| Samsung Electronics Co., Ltd. | 131630 |
28 |
| Intermec IP Corp. | 227 |
25 |
| Tego, Inc. | 57 |
24 |
| Amtech Systems, LLC | 101 |
22 |
| Sensormatic Electronics, LLC | 911 |
22 |
| Zest Labs, Inc. | 79 |
21 |
| Avery Dennison Retail Information Services LLC | 1067 |
17 |
| The Boeing Company | 19843 |
16 |
| Zebra Technologies Corporation | 1689 |
16 |
| International Business Machines Corporation | 60644 |
15 |
| Atmel Corporation | 1202 |
15 |
| Walmart Apollo, LLC | 5887 |
15 |
| Sony Corporation | 32931 |
14 |
| Symbol Technologies, Inc. | 731 |
14 |
| Toshiba TEC Corporation | 3877 |
13 |
| Nokia Technologies Oy | 15057 |
13 |
| Hand held Products, Inc. | 1227 |
13 |
| Other owners | 1220 |