Top Inventors at Gem Services All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Anthony Chia | 45 |
| 2 | James Harnden | 40 |
| 3 | Chu Weibing | 35 |
| #4 | Richard K. Williams | 35 |
| #5 | Allen K. Lam | 9 |
| #6 | Hongbo Yang | 7 |
| #7 | Anthony C. Tsui | 6 |
| #8 | Mohammad Eslamy | 4 |
| #9 | Hamza Yilmaz | 3 |
| #10 | Liming Wong | 3 |
| #11 | Ming Zhou | 3 |
| #12 | Xiaoguang Zeng | 3 |
| #13 | Jian Xu | 2 |
| #14 | Seishi Fujimaki | 2 |
| #15 | Teng Hui | 2 |
| #16 | Hui Teng | 1 |
| #17 | Liming Wang | 1 |
| #18 | Wong Hie Ming | 1 |
| #19 | Yiju Zhang | 1 |