Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Tonokowa | The Dow Chemical | 2 |
| 1 | Masanori Mizunuma | Tomy Company | 2 |
| 3 | Shosaku Kawata | Nakanishi Dental Mfg. Co. | 1 |
| 3 | Kensuke Makita | Central Glass Company, Limited | 1 |
| 3 | Kenichi Urushibata | Sumitomo Electric Industries | 1 |
| 3 | Kouichi Wakabayashi | Japan Styrene Paper | 1 |
| 3 | Nobuyoshi Shimayashiki | Japan Styrene Paper | 1 |
| 3 | Tadayuki Tukahara | Hitachi | 1 |
| 3 | Masayuki Kanaya | Panasonic | 1 |
| 3 | Shizuyoshi Satoh | Sumitomo Electric Industries | 1 |