Top Inventors at Suga Test Instruments Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Nagaichi Suga | 10 |
| 2 | Shigeru Suga | 7 |
| 3 | Taro Mori | 4 |
| #4 | Kenhachi Mitsuhashi | 3 |
| #5 | Shinichi Katayanagi | 3 |
| #6 | Shigeo Suga | 3 |
| #7 | Takao Sumiyoshi | 3 |
| #8 | Yoshio Sasho | 3 |
| #9 | Etsuji Natori | 2 |
| #10 | Hiroshi Matsuki | 2 |
| #11 | Kiyoshi Chaki | 2 |
| #12 | Fujio Suga | 1 |
| #13 | Hideaki Kodachi | 1 |
| #14 | Hiroshi Ozawa | 1 |
| #15 | Hiroshi Watanabe | 1 |
| #16 | Katsuaki Mitamura | 1 |
| #17 | Kenji Nishiwada | 1 |
| #18 | Koichi Taniguchi | 1 |