Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Shigeru Ando | Toto | 50 |
| 2 | Tomonori Kojima | Fujitsu General Limited | 17 |
| 3 | Eiichi Kojima | Toto | 13 |
| #4 | Takashi Takaoka | Sharp Kabushiki Kaisha | 12 |
| #5 | Ken Mochizuki | Anritsu | 10 |
| #6 | Osamu Ishimaru | Hisaka Works | 8 |
| #7 | Toshio Eki | Toto | 6 |
| #8 | Yasunari Motoki | Fujitsu Limited | 5 |
| #8 | Kazuyuki Enomoto | Toto | 5 |
Part of Mississippi