Top Inventors at Somar Manufacturing Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kohtaro Nagasawa | 5 |
| 2 | Fujio Tanaka | 3 |
| 3 | Hideo Ochi | 3 |
| #4 | Yumi Shibata | 3 |
| #5 | Kunio Morikubo | 2 |
| #6 | Tsutomu Satoh | 2 |
| #7 | Hideaki Nagata | 1 |
| #8 | Masaki Okuyama | 1 |
| #9 | Mikio Hitotsuyanagi | 1 |
| #10 | Osamu Ogitani | 1 |
| #11 | Ryuichi Fujii | 1 |
| #12 | Shigeo Sumi | 1 |
| #13 | Yukitaka Daigo | 1 |
| #14 | Yuzuru Goto | 1 |
| #15 | Kohtaro Nagazawa | 1 |