Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yukio Oku | Mitsubishi Mining | 2 |
| 1 | Haruyoshi Fujiwara | Mitsubishi Mining | 2 |
| 3 | Yukio Yamahara | Dow Corning | 1 |
| 3 | Katsuaki Suemune | Mitsubishi Mining | 1 |
| 3 | Noriyasu Haraguchi | Mitsubishi Mining | 1 |
| 3 | Masaru Yasumune | Ecs Partners Limited | 1 |
| 3 | Takuro Mitsunaga | Mitsubishi Mining | 1 |
| 3 | Sanjyuro Osada | Mitsubishi Mining | 1 |
| 3 | Kengi Yamada | Beloit | 1 |
| 3 | Takayuki Origuchi | Mitsubishi Mining | 1 |
| 3 | Kenzo Kato | Seiko Instruments | 1 |
| 3 | Hiroyoshi AMANO | Mitsubishi Mining | 1 |
| 3 | Keishi Fukuda | Toyo Ink Mfg. Co. | 1 |
| 3 | Toshio Fukui | Sony | 1 |
| 3 | Nobuhiro Nagao | Sanyo Electric Co. | 1 |
| 3 | Ryojiro Katsube | Mitsubishi Electric | 1 |
| 3 | Sadao Maeda | Maeda Shell Service Co. | 1 |