| # | Name | Location | Applications |
|---|---|---|---|
| 1. | H & G CO., LTD. | π°π· Gyeongsangbuk-do, South Korea | 1 |
| 2. | H & G. Co., Ltd. | π°π· Gyeongsangbuk-do, South Korea | 1 |
| 3. | HGCI LLC | πΊπΈ Las Vegas, NV, United States | 1 |
| 4. | HGCI, Inc. | πΊπΈ Las Vegas, NV, United States | 28 |