Top Inventors at Toho Gas Co. 1989
Showing 1–11 of 11 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Yoshifumi Kunugi | 1 |
| 1 | Yoshikazu Nagaoka | 1 |
| 1 | Shinichi Kannoh | 1 |
| 1 | Kenzi Machizawa | 1 |
| 1 | Kyoji Kohno | 1 |
| 1 | Sadatoshi Takemoto | 1 |
| 1 | Shigekichi Kurosawa | 1 |
| 1 | Shigeo Sugimoto | 1 |
| 1 | Toshio Hatada | 1 |
| 1 | Tomihisa Oouchi | 1 |
| 1 | Hironobu Kawamura | 1 |