Top Inventors at Osaka Shipbuilding Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Satoshi Mekata | 5 |
| 2 | Hidetoshi Miyamoto | 1 |
| 3 | Koji Matsui | 1 |
| #4 | Koji Nomiyama | 1 |
| #5 | Kouji Nomiyama | 1 |
| #6 | Masazumi Tanaka | 1 |
| #7 | Ryuzo Nagano | 1 |
| #8 | Ryoichi Owada | 1 |
| #9 | Shinobu Arai | 1 |
| #10 | Takashi Nakano | 1 |
| #11 | Tamao Okabayashi | 1 |
| #12 | Yoshiaki Suwa | 1 |