Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazushi Takama | Yamaha Motor | 4 |
| 2 | Seiichiro Mori | Mitsubishi Electric | 3 |
| 3 | Jyunji Niimoto | Chugoku Marine Paints | 2 |
| 3 | Takafumi Nishio | Mazda Motor | 2 |
| 3 | Satoshi Kaji | Mitsubishi Chemical | 2 |
| 3 | Hidehiko Hashimoto | Mitsui Petrochemical Industries | 2 |
| #7 | Yasushi Nishio | Toda Kogyo | 1 |
| #7 | Yoshifumi Shikisai | Mitsubishi Chemical | 1 |
| #7 | Manato Nakatsukasa | Toda Kogyo | 1 |
| #7 | Risa Arai | Olympus | 1 |
| #7 | Takanori Doi | Toda Kogyo | 1 |
| #7 | Yoshinori Takamura | Toyota | 1 |
| #7 | Saki Fujita | Mitsubishi Chemical | 1 |
| #7 | Takayoshi Ohara | San-Ei Gen F.F.I. | 1 |
| #7 | Masashi IIMORI | Mitsubishi Chemical | 1 |
| #7 | Hiroshi Sonobe | Hi-Lex | 1 |
| #7 | Yasuo Shigenaka | Mazda Motor | 1 |
| #7 | Masakazu Itoh | Denso | 1 |
| #7 | Toshimi Yanai | Mitsubishi Chemical | 1 |
| #7 | Yasuhiko Fujii | Toda Kogyo | 1 |