Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takao Nishikawa | Seiko Epson | 6 |
| 2 | Miyuki Kodama | Tanita | 4 |
| 3 | Toshio Oshima | Hitachi Maxell | 3 |
| 3 | Yuichi Sakamoto | Nippon Conlux Co. | 3 |
| 3 | Nobuyuki Izumisawa | Shinano | 3 |
| #6 | Tadashi Hirokawa | Thk Co. | 2 |
| #7 | Hirofumi Matsuzawa | IBM | 1 |
| #7 | Toshio Sadamitsu | Copal Company Limited | 1 |
| #7 | Masahiko Yasuda | Nikon | 1 |
| #7 | Yoshikatsu Tokuda | Topcon | 1 |
| #7 | Nobutoshi Orita | Tok Bearing Co. | 1 |
| #7 | Mamoru Fujisawa | Fujitsu Limited | 1 |
| #7 | Yasuhiko Shiomi | Canon | 1 |
| #7 | Hiroo Uchiyama | Fujitsu Limited | 1 |
| #7 | Hideharu Sakamoto | Hitachi | 1 |