Top Inventors at Tf-Metal Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Shunsuke Kuroda | 9 |
| 2 | Kosuke TANIGUCHI | 5 |
| 3 | Takashi Imamura | 4 |
| #4 | Kazuki Tamaki | 2 |
| #5 | Kunihisa OISHI | 2 |
| #6 | Takaya Kanazawa | 2 |
| #7 | Fumisato Mase | 1 |
| #8 | Hidekazu Kubota | 1 |
| #9 | Hirotsugu Kuroda | 1 |
| #10 | Hiroaki Nakajima | 1 |
| #11 | John Newberry | 1 |
| #12 | Madhusudana Darinayakanapalya Sudheendra | 1 |
| #13 | Norifumi Koizumi | 1 |
| #14 | Takuro Sato | 1 |
| #15 | Takuji Soga | 1 |
| #16 | Tomoyasu Ito | 1 |
| #17 | Toshihiro Kimata | 1 |