Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takayoshi Konishi | Unicharm | 9 |
| 2 | Toshio Hiraoka | Unicharm | 7 |
| 3 | Noritomo Kameda | Unicharm | 5 |
| #4 | Daisuke Komatsubara | Unicharm | 4 |
| #4 | Satoru Sakaguchi | Unicharm | 4 |
| #6 | Yasuhiro Yamanaka | Sony | 3 |
| #7 | Masashi Uda | Unicharm | 2 |
| #7 | Noritomo Kurita | Unicharm | 2 |
| #9 | Nobuyuki Kato | Toyota | 1 |
| #9 | Takahiro Ikejiri | Toyo Tanso Co. | 1 |
| #9 | Jun Okuda | Unicharm | 1 |
| #9 | Ryota Kawamori | Unicharm | 1 |
| #9 | Kayoko Kashiwagi | Unicharm | 1 |
| #9 | Seiji Murakami | Kikkoman | 1 |
| #9 | Takeshi Tanimoto | Sony | 1 |
| #9 | Akie Kinoshita | Unicharm | 1 |