| # | Name | Location | Applications |
|---|---|---|---|
| 1. | Z (P) EPC ELECTRIC POWER RESEARCH INSTITUTE | 🇨🇳 Xiacheng, Hangzhou, Zhejiang, China | 1 |
| 2. | Z (P) EPC Electric Power Research Institute | 🇨🇳 Beijing, China | 1 |
| 3. | ZPE LICENSING INC. | 🇺🇸 Temecula, CA, United States | 22 |
| 4. | ZPE LTD | 🇬🇧 , United Kingdom | 1 |
| 5. | ZPE SYSTEMS, INC. | 🇸🇬 Singapore, Singapore | 1 |
| 6. | ZPE Systems, Inc. | 🇺🇸 Fremont, CA, United States | 22 |
| 7. | Zpearpoint AS | 🇳🇴 , Norway | 2 |
| 8. | ZPEARPOINT AS | 🇳🇴 JAR, Norway | 1 |
| 9. | ZPEG, Inc. | 🇺🇸 Austin, TX, United States | 5 |
| 10. | ZPEY SYSTEM AS | 🇳🇴 Oslo, Norway | 1 |