| # | Name | Location | Applications |
|---|---|---|---|
| 1. | Oi Digital Lid. | π¬π§ Cheltenham, United Kingdom | 1 |
| 2. | Oi Digital Ltd. | π¬π§ Cheltenham, United Kingdom | 1 |
| 3. | Oidi Electric Group Co., Ltd. | π¨π³ Cixi, Zhejiang Province, China | 1 |
| 4. | OIDO, INC. | πΊπΈ Vancouver, WA, United States | 1 |