Top Inventors at Abc Trading Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kazumasa Onishi | 2 |
| 2 | Ryoichi Isoyama | 2 |
| 3 | Teruo Matsui | 2 |
| #4 | Yasuyoshi Tsuchida | 2 |
| #5 | Hanji Oana | 1 |
| #6 | Hirobumi Nakanishi | 1 |
| #7 | Hiroo Ueno | 1 |
| #8 | Hiroshi Watanabe | 1 |
| #9 | Kei Ito | 1 |
| #10 | Ryushi Aoyama | 1 |
| #11 | Toshio Kashiwagi | 1 |
| #12 | Yasuhira Hironaka | 1 |