Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazuo Oguri | Jatco | 14 |
| 2 | Shiro Kudo | Asahimatsu Foods Co. | 6 |
| 3 | Hidemasa Inoue | Trinity Industrial | 5 |
| #4 | Makoto Takami | Daiwa Can | 4 |
| #5 | Mituo Kato | Hitachi | 3 |
| #6 | Masahide Kubo | Unknown | 1 |
| #6 | Yoshinori Nishijima | Toshiba Tec Kabushiki Kaisha | 1 |
| #6 | Masaki Mitsuhashi | Fuji Spinning Co. | 1 |
| #6 | Yuko Maruta | Tsuno Food Industrial Co. | 1 |
| #6 | Katsuhiro Iwabuchi | Usui Kokusai Sangyo Kaisha Limited | 1 |
| #6 | Masayuki Choumei | Kabushiki Kaisha Toshiba | 1 |
| #6 | Nobuyoshi Kasugai | Sanwa Kagaku Kenkyusho Co. | 1 |
| #6 | Hisahiro Morita | Kao | 1 |
| #6 | Ryoko Konishi | Lion Group | 1 |
| #6 | Masami Yonezawa | Koyo Seiko Co. | 1 |
| #6 | Sigeru Imai | — | 1 |