| # | Name | Location | Applications |
|---|---|---|---|
| 1. | SD & KEPHART LLC | 🇺🇸 Richmond, CA, United States | 1 |
| 2. | SDK 2011, LLC | 🇺🇸 Roseville, MI, United States | 1 |
| 3. | SDK Company | 🇯🇵 Tokyo, Japan | 1 |
| 4. | SDK Company Limited | 🇯🇵 Tokyo, Japan | 1 |
| 5. | SDK Company Limited | 🇯🇵 Shinagawa-ku, Japan | 1 |
| 6. | SDK, LLC | 🇺🇸 La Crosse, WI, United States | 2 |