| # | Name | Location | Applications |
|---|---|---|---|
| 1. | E3 CO., LTD | π―π΅ Tokyo, Japan | 5 |
| 2. | E3 Co., Ltd., 32F | π―π΅ Tokyo, Japan | 1 |
| 3. | e3 Computing GmbH | π©πͺ Mainz, Germany | 1 |
| 4. | e3 Computing Gmbh | π©πͺ Frankfurt, Germany | 1 |
| 5. | E3 Corporation | πΊπΈ Falls Church, VA, United States | 1 |