Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kohji Nagasaka | Walbro Far East | 4 |
| 2 | Mitsuyuki Matsuura | Mitsubishi Petrochemical Company Limited | 3 |
| 3 | Naoki Hosoya | Hitachi High-Technologies | 2 |
| 3 | Hiroshi Tsuchiya | Sharp Kabushiki Kaisha | 2 |
| #5 | Koji Okuyama | Bridgestone | 1 |
| #5 | Tadashi Ajima | Honda Motor Co. | 1 |
| #5 | Tatsuya Hayashi | Canon | 1 |
| #5 | Satoshi Horiuchi | Sharp Kabushiki Kaisha | 1 |
| #5 | Katsurou Oomura | Japan Synthetic Rubber | 1 |