Showing 1–14 of 14 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazuo Uematsu | Mitsubishi Electric | 5 |
| 2 | Yasutomo Ichiyama | Honda Motor Co. | 2 |
| 2 | Hisashi Masumura | Shin-Etsu Handotai Co. | 2 |
| #4 | Ryosuke Wake | Mitsui Takeda Chemicals | 1 |
| #4 | Keisuke Fujisaki | Nippon Steel | 1 |
| #4 | Takashi Moroboshi | Victor Company Of Japan | 1 |
| #4 | Takehiko Toh | Nippon Steel | 1 |
| #4 | Hitoshi Asahi | Nippon Steel | 1 |
| #4 | Yoichi Matsuzaki | Nippon Steel | 1 |
| #4 | Katsuhiro Sasai | Nippon Steel | 1 |
| #4 | Kaneo Kanoh | Nereus Pharmaceuticals | 1 |
| #4 | Ryutaro Kawamata | Nippon Steel | 1 |
| #4 | Ikuko Shiina | Nippon Steel | 1 |
| #4 | Hiroyuki Mitake | Nippon Steel | 1 |