Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Makoto Ishikawa | Smc | 150 |
| 2 | Takeo Maeda | Kabushiki Kaisha Toshiba | 30 |
| 2 | Masaru Yamamoto | IBM | 30 |
| #4 | Yoshiaki Ishikawa | Aisin Seiki Kabushiki Kaisha | 20 |
| #5 | Yasuo Kuwabara | Aisin Seiki Kabushiki Kaisha | 15 |
| #6 | Isao Horiba | Hitachi Medical | 12 |
| #7 | Yoshitaka Hattori | H-One Co. | 5 |
| #7 | Kazuyuki Narita | Nof | 5 |
| #9 | Kazunori Waki | Nof | 4 |