Top Inventors at Sii P & S All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Shinichi Yoshida | 9 |
| 2 | Minoru Hoshino | 7 |
| 3 | Yoshinori Sato | 7 |
| #4 | Norimitsu Sambongi | 3 |
| #5 | Masanori Takahashi | 2 |
| #6 | Takanori Okayasu | 2 |
| #7 | Akihiko Ito | 2 |
| #8 | Hitoshi Fujiwara | 1 |
| #9 | Saburou Imai | 1 |
| #10 | Saburo Imai | 1 |
| #11 | Seiichi Jimbo | 1 |
| #12 | Shinji Nureki | 1 |
| #13 | Takumi Seino | 1 |
| #14 | Yuji Nakamura | 1 |