| # | Name | Location | Applications |
|---|---|---|---|
| 1. | U4EA Technologies Limited | 🇬🇧 London, United Kingdom | 3 |
| 2. | U4EA Technologies Limited | 🇬🇧 , United Kingdom | 1 |
| 3. | U4EA Technologies Limited | 🇬🇧 Bristol, United Kingdom | 2 |
| 4. | U4EA Wireless, Inc. | 🇺🇸 Menlo Park, CA, United States | 1 |
| 5. | U4EA Wireless, Inc. | 🇺🇸 Ann Arbor, MI, United States | 1 |