Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Koji Matsumoto | Fujitsu Limited | 158 |
| 2 | Hideyuki Matsuda | Konica Minolta | 66 |
| 3 | Shigeo Kondo | Sumitomo Electric Industries | 62 |
| #4 | Yusuke Nakata | Brother Industries | 37 |
| #5 | Yutaka Kubo | Yamaha Motor | 24 |
| #6 | Masaru Yamano | Ngk Spark Plug Co. | 19 |
| #7 | Hideaki Komoda | Sumitomo Electric Industries | 14 |
| #8 | Makoto Okuda | Sumitomo Electric Industries | 11 |
| #8 | Masatoshi Nakano | Yakult Honsha | 11 |
| #8 | Kozo Kato | Toyota | 11 |
| #11 | Eiji Kadouchi | Sumitomo Electric Industries | 10 |
| #12 | Tsuyoshi Inui | Panasonic | 9 |
| #13 | Kazuhiro Murase | Sumitomo Electric Industries | 6 |
| #14 | Fumiaki Seta | Sumitomo Electric Industries | 4 |
| #15 | Shunichi Higuchi | Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry | 3 |