Top Inventors at Builmatel Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Syoji Shirai | 10 |
| 2 | Kouhei Musha | 2 |
| 3 | Jungeun Lee | 1 |
| #4 | Kazuhiko Tanizawa | 1 |
| #5 | Shoji Shirai | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Syoji Shirai | 10 |
| 2 | Kouhei Musha | 2 |
| 3 | Jungeun Lee | 1 |
| #4 | Kazuhiko Tanizawa | 1 |
| #5 | Shoji Shirai | 1 |