Top Inventors at Jt Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroaki Kashima | 2 |
| 2 | Hidehiko Sakamoto | 2 |
| 3 | Hideo Takeda | 2 |
| #4 | Jong Hak CHOI | 2 |
| #5 | Hong Jun Yu | 1 |
| #6 | Jong Thek Kim | 1 |
| #7 | Jung Ho Kim | 1 |
| #8 | Noriyuki Ikarashi | 1 |
| #9 | Nobuyuki Matsutani | 1 |
| #10 | Rui Kaga | 1 |
| #11 | Sang Lo Lee | 1 |
| #12 | Takaaki Hirama | 1 |
| #13 | Takashi Mega | 1 |
| #14 | Wilfried Wiegers | 1 |
| #15 | Yoshinori Ogawa | 1 |
| #16 | Yoshihisa Tanaka | 1 |
| #17 | Yuki Hamamoto | 1 |
| #18 | Yuta Kikuchi | 1 |
| #19 | Akito Inoue | 1 |