Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yasuo Suzuki | Ricoh Company | 17 |
| 2 | Sachiya Sano | Mitsubishi Electric | 2 |
| 2 | Toshinao Usui | Sanwa Kagaku Kenkyusho Co. | 2 |
| #4 | Keiji Akachi | Toyoda Gosei Co. | 1 |
| #4 | Tasuku Nakano | Mitsubishi Electric | 1 |
| #4 | Shunji Mori | Hitachi | 1 |
| #4 | Yasuhisa Kuzuya | Ngk Spark Plug Co. | 1 |
| #4 | Kouji Shiraki | Toyoda Gosei Co. | 1 |