Top Inventors at Plat-Ease All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Tetsu Sumita | 7 |
| 2 | Tetsuo Maruyama | 6 |
| 3 | Kazuhiro Fukuda | 3 |
| #4 | Kaori Wada | 3 |
| #5 | Tomoki Shirakawa | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Tetsu Sumita | 7 |
| 2 | Tetsuo Maruyama | 6 |
| 3 | Kazuhiro Fukuda | 3 |
| #4 | Kaori Wada | 3 |
| #5 | Tomoki Shirakawa | 1 |