| # | Name | Location | Applications |
|---|---|---|---|
| 1. | Yi Yang | 🇨🇳 , China | 1 |
| 2. | YI YAO CO., LTD. | 🇹🇼 KEELUNG, Taiwan | 1 |
| 3. | Yi Yao Co., Ltd. | 🇹🇼 Anle Chiu, Keelung, Taiwan | 1 |
| 4. | Yi-Yi Chen | 🇹🇼 Tainan, Taiwan | 1 |
| 5. | Yi-Yung Cheng | 🇹🇼 , Taiwan | 1 |
| 6. | Yiyan Zhang | 🇨🇳 Zhejiang, China | 1 |
| 7. | YIYANG HONGYUAN RARE EARTH CO., LTD | 🇨🇳 Hunan, China | 1 |
| 8. | Yiyang Xu | 🇨🇳 Guangzhou, China | 1 |
| 9. | Yiyu Cheng | 🇨🇳 Zhuhai, China | 1 |
| 10. | Yiyun Huang | 🇨🇦 Toronto, Ontario, Canada | 1 |