Top Inventors at S.E.S. Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Ryoichi Ohkura | 5 |
| 2 | Yuji Ono | 5 |
| 3 | Hiroshi Yamaguchi | 3 |
| #4 | Katsuyoshi Nakatsukasa | 3 |
| #5 | Kazuhisa Ogasawara | 3 |
| #6 | Ichio Yokota | 2 |
| #7 | Kizoh Shibagaki | 2 |
| #8 | Koichi Tange | 2 |
| #9 | Munenori Kawate | 2 |
| #10 | Naofumi Mitsumune | 2 |
| #11 | Tetsuo Koyanagi | 2 |
| #12 | Yoshihiro Haruki | 2 |
| #13 | Yoshiaki Sakaihara | 2 |
| #14 | Hideo Kamikochi | 1 |
| #15 | Hirohumi Shoumori | 1 |
| #16 | Hiroki Takahashi | 1 |
| #17 | Karl W. Boer | 1 |
| #18 | Kazutoshi Watanabe | 1 |
| #19 | Kenji Otokuni | 1 |
| #20 | Lee R. Ullery, Jr. | 1 |
| #21 | Miyuki Takaishi | 1 |
| #22 | Pradip K. Roy | 1 |
| #23 | Richard L. Moyer | 1 |
| #24 | Anthony F. Arnold | 1 |