Top Inventors at Mishima Paper Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Ippei Kato | 3 |
| 2 | Yoshiaki Ishino | 3 |
| 3 | Masato Shishikura | 2 |
| #4 | Susumu Minamisawa | 2 |
| #5 | Toru Tsujimoto | 2 |
| #6 | Fumitoshi Ishikawa | 1 |
| #7 | Hiroshi Tateishi | 1 |
| #8 | Hideyuki Yamaguchi | 1 |
| #9 | Isamu Yoshino | 1 |
| #10 | Jiro Takahashi | 1 |
| #11 | Lee J. Hesler | 1 |
| #12 | Munenaka Koyama | 1 |
| #13 | Osamu Fujii | 1 |
| #14 | Shigeaki Imai | 1 |
| #15 | Takayuki Okawa | 1 |
| #16 | Yasohachi Takahashi | 1 |
| #17 | Yoshihiro Mimura | 1 |
| #18 | Yuji Kimura | 1 |
| #19 | Akiyoshi Takano | 1 |