Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hitoshi Kodama | Mitsubishi Electric | 32 |
| 2 | Hiroyuki Asada | Santen Pharmaceutical Co. | 12 |
| 3 | Kouji Hirata | Fujitsu Limited | 10 |
| #4 | Shigeru Itoh | Ueno Seiyaku Oyo Kenkyujo | 7 |
| #5 | Hiroyuki Sawada | Ube Industries | 5 |
| #6 | Sumio Ohta | Ngk Spark Plug Co. | 3 |