Top Inventors at Tb Kawashima Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Daisuke Susa | 3 |
| 2 | Hidehito Fukumoto | 3 |
| 3 | Kohei Ohara | 3 |
| #4 | Takayuki Oishi | 3 |
| #5 | Rie Hayashi | 2 |
| #6 | Tatsuya FUKUI | 2 |
| #7 | Takeko Tamura | 2 |
| #8 | Eiken Kuzutani | 1 |
| #9 | Kazuhiro Honma | 1 |
| #10 | Kazuki Kitagawa | 1 |
| #11 | Kyoko Hatta | 1 |
| #12 | Masato Ishibashi | 1 |
| #13 | Tomohiro Nagao | 1 |
| #14 | Tokue Tsutsumi | 1 |
| #15 | Yoshiko Murata | 1 |
| #16 | Yumiko HIKIDA | 1 |
| #17 | Yuichi Miyake | 1 |