Showing 1–23 of 23 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Keisuke Nitta | IBM | 4 |
| 2 | Shinsuke Kawamura | Daifuku Co. | 3 |
| 2 | Yoichiro Kagawa | Unknown | 3 |
| 2 | Takamasa Kase | Lintec | 3 |
| 2 | Kazuhiko Momoki | Canon | 3 |
| #6 | Nobuhiko Akino | Sumitomo Chemical | 2 |
| #6 | Masahiro Takahara | Daifuku Co. | 2 |
| #6 | Hideaki HOSHIKAWA | Nikon | 2 |
| #6 | Machiko Asaie | Hitachi | 2 |
| #6 | Seiichi Hirai | Hitachi Kokusai Electric | 2 |
| #6 | Eriko Nishino | University Of Yamanashi | 2 |
| #12 | Hiroya Ishiduka | Mitsubishi Materials | 1 |
| #12 | Takehiko Yokomizo | The New Industry Research Organization | 1 |
| #12 | Satoshi Ogawara | Canon | 1 |
| #12 | Kenji Taminami | — | 1 |
| #12 | Genji Inada | Canon | 1 |
| #12 | Makoto Wakabayashi | Idemitsu Petrochemical Co. | 1 |
| #12 | Kengo Sato | Canon | 1 |
| #12 | Fujio Tanaka | Kokusai Denshin Denwa Co. | 1 |
| #12 | Osamu Munekata | Senju Metal Industry Co. | 1 |
| #12 | Natsuo Takagawa | Daifuku Co. | 1 |
| #12 | Yoshitada Doi | Smc | 1 |
| #12 | Shigenori Fujio | Nikon | 1 |