Top Inventors at Nikken All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Mitsuhiro Kishi | 6 |
| 2 | Fumihiko Hara | 1 |
| 3 | Genjiro Yamada | 1 |
| #4 | Hiroyuki Mitsuno | 1 |
| #5 | Katsuyoshi Aida | 1 |
| #6 | Mikio Shimoyama | 1 |
| #7 | Shuji Hayashi | 1 |
| #8 | Toyohiko Sunaoka | 1 |
| #9 | Jiro Kashiwase | 1 |
| #10 | Alexander C. Johnson | 1 |