Top Inventors at Nippon Peroxide Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Ryuichi Kayama | 3 |
| 2 | Katsuko Hiraguri | 2 |
| 3 | Osamu Machida | 2 |
| #4 | Toshio Suzuki | 2 |
| #5 | Atsushi Takahashi | 1 |
| #6 | Fumiaki Nishino | 1 |
| #7 | Hiroshi Igarashi | 1 |
| #8 | Hideo Kikuchi | 1 |
| #9 | Jun Sato | 1 |
| #10 | Masahiro Saito | 1 |
| #11 | Masatoshi Watanabe | 1 |
| #12 | Mutsumi Kuroda | 1 |
| #13 | Norio Kimura | 1 |
| #14 | Nobuyoshi Yamaguchi | 1 |
| #15 | Sachiko Kusano | 1 |
| #16 | Tohru Nakasugi | 1 |
| #17 | Toshio Yasunaga | 1 |
| #18 | Tsutomu Yoshida | 1 |
| #19 | Tadashi Amou | 1 |
| #20 | Akira Suzuki | 1 |