Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takao Nishikawa | Seiko Epson | 11 |
| 2 | Nobuyuki Izumisawa | Shinano | 3 |
| 2 | Masahiko Yasuda | Nikon | 3 |
| #4 | Tadashi Hirokawa | Thk Co. | 2 |
| #4 | Miyuki Kodama | Tanita | 2 |
| #6 | Hiroyuki Katsurada | Pentax | 1 |
| #6 | Yasuhiko Shiomi | Canon | 1 |
| #6 | Tatsutoshi Kobayakawa | Tanita | 1 |
| #6 | Tomonari Ohtsuki | Daiichi Denshi Kogyo Kabushiki Kaisha | 1 |
| #6 | Toshio Sasakura | — | 1 |
| #6 | Sumihiko Yagenji | Kokoku Intech Co. | 1 |
| #6 | Yoshikatsu Tokuda | Topcon | 1 |
| #6 | Yuichi Sakamoto | Nippon Conlux Co. | 1 |
| #6 | Hirofumi Matsuzawa | IBM | 1 |
| #6 | Yutaka Kukimoto | Fujikura Kasei Co. | 1 |
| #6 | Toshio Oshima | Hitachi Maxell | 1 |
| #6 | Noriyoshi Miura | Unknown | 1 |
| #6 | Nobuhiko Shimada | Unknown | 1 |