Top Inventors at Osaka Gas Co. 2023
Showing 1–11 of 11 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Mitsuaki Echigo | 6 |
| 2 | Hisao Ohnishi | 4 |
| 3 | Kazuyuki Minami | 3 |
| 3 | Yuji Tsuda | 3 |
| #5 | Kyohei Manabe | 2 |
| #5 | Osamu Yamazaki | 2 |
| #7 | Hisao Onishi | 1 |
| #7 | Masahiro Suemitsu | 1 |
| #7 | Noritoshi Shinke | 1 |
| #7 | Norihisa Shinke | 1 |
| #7 | Tadashi Saito | 1 |