Top Inventors at Graphtec 2017
| Rank | Name | Patents |
|---|---|---|
| 1 | Takahisa Umezawa | 5 |
| 2 | Makoto Iwadare | 3 |
| 3 | Kazuhiro Watanabe | 2 |
| #4 | Hirohito Hori | 1 |
| #5 | Masatoshi Noguchi | 1 |
| #6 | Mitsuru Yokoyama | 1 |
| #7 | Ryoichi Oka | 1 |
| #8 | Tamao Umezawa | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Takahisa Umezawa | 5 |
| 2 | Makoto Iwadare | 3 |
| 3 | Kazuhiro Watanabe | 2 |
| #4 | Hirohito Hori | 1 |
| #5 | Masatoshi Noguchi | 1 |
| #6 | Mitsuru Yokoyama | 1 |
| #7 | Ryoichi Oka | 1 |
| #8 | Tamao Umezawa | 1 |