Top Inventors at Katayanagi Institute All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Isao Karube | 4 |
| 2 | Kazuyoshi Yano | 2 |
| 3 | Kenji Yokoyama | 2 |
| #4 | Atsunori Hiratsuka | 2 |
| #5 | Hitoshi Muguruma | 1 |
| #6 | Hiroaki Suzuki | 1 |
| #7 | Ichiji Namatame | 1 |
| #8 | Koji Sakairi | 1 |
| #9 | Masao Karube | 1 |
| #10 | Satoshi Koide | 1 |
| #11 | Seiko Mitachi | 1 |
| #12 | Shuo-Wen Tsai | 1 |
| #13 | Teru Kato | 1 |
| #14 | Toshio Matsunaga | 1 |
| #15 | Yoshio Suzuki | 1 |