Top Inventors at Dia-Nitrix Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Motoo Yanagita | 6 |
| 2 | Kenichi Miyaki | 5 |
| 3 | Hirokazu Watanabe | 4 |
| #4 | Kozo Murao | 3 |
| #5 | Katsuo Ishii | 2 |
| #6 | Takashi Karasuda | 2 |
| #7 | Hiroyasu Banba | 1 |
| #8 | Jinko Izumi | 1 |
| #9 | Koichi Mizutani | 1 |
| #10 | Koji Shimizu | 1 |
| #11 | Kunio Mori | 1 |
| #12 | Masaaki Seya | 1 |
| #13 | Natsuko Morooka | 1 |
| #14 | Seigo Watanabe | 1 |
| #15 | Shuhei Otsuka | 1 |
| #16 | Shigeru Saitou | 1 |
| #17 | Shigeru Tanabe | 1 |
| #18 | Shingo Tanaka | 1 |
| #19 | Takayoshi Miyake | 1 |
| #20 | Tohru Endoh | 1 |
| #21 | Akira Ogawa | 1 |