Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshio Sakai | Hitachi | 6 |
| 2 | Yujiro Takegawa | Tsudakoma | 4 |
| 3 | Michito Miyahara | Nippon Tungsten Co. | 3 |
| 3 | Makoto Aoki | Canon | 3 |
| #5 | Yasuhiro Kawai | Fujitsu Limited | 2 |
| #5 | Tsutomu Sainen | Tsudakoma | 2 |
| #5 | Sotoshi Yamada | Kanazawa University | 2 |
| #8 | Misao Tomita | Takai Tofu & Soymilk Equipment | 1 |
| #8 | Shigesaburo Mizushima | Unknown | 1 |
| #8 | Toichiro Sawabe | Murata Manufacturing Co. | 1 |
| #8 | Tsuyoshi Morishita | Mazda Motor | 1 |
| #8 | Mitsuru Nishikawa | Sumitomo Electric Industries | 1 |
| #8 | Yoshimitsu Yokoyama | Milliken Research | 1 |
| #8 | Toshiyuki Ueno | National University Corporation Kagawa University | 1 |
| #8 | Yasunao Shimano | Komatsu Seiren Co. | 1 |