Top Inventors at Tbk Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Takeshi Hoji | 6 |
| 2 | Hirotada Yoshitani | 4 |
| 3 | Keisuke Shinozaki | 3 |
| #4 | Mitsuyoshi Oba | 3 |
| #5 | Akihiro Miyoshi | 3 |
| #6 | Satoshi Nagao | 2 |
| #7 | Yoshiyuki Terada | 2 |
| #8 | Jea woong Seok | 1 |
| #9 | Kazuaki Okamoto | 1 |
| #10 | Keisuke Kurihara | 1 |
| #11 | Kiyotsugu Narita | 1 |
| #12 | Makoto Araki | 1 |
| #13 | Makoto Osawa | 1 |
| #14 | Mitsuo Nakajima | 1 |
| #15 | Tetsuo Sekiya | 1 |
| #16 | Tomo Sato | 1 |
| #17 | Yukihiro Kato | 1 |
| #18 | Yuta Kobayashi | 1 |
| #19 | Yuichi Tashiro | 1 |