Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michikazu Morimoto | Hitachi High-Technologies | 3 |
| 2 | Teppei Kurokawa | Toyo Kohan Co. | 2 |
| 2 | Hironao Okayama | Toyo Kohan Co. | 2 |
| 2 | Yasuo Ohgoshi | Hitachi | 2 |
| 2 | Tooru Aramaki | — | 2 |
| 2 | Yuuzou Oohirabaru | Hitachi High-Technologies | 2 |
| 2 | Koh Yoshioka | Toyo Kohan Co. | 2 |
| 2 | Takao Arase | Hitachi High-Technologies | 2 |
| 2 | Kazunori Nakamoto | Hitachi High-Technologies | 2 |
| #10 | Satoko HARADA | Toyo Kohan Co. | 1 |
| #10 | Etsuro TSUTSUMI | Toyo Kohan Co. | 1 |
| #10 | Shinichirou HORIE | Toyo Kohan Co. | 1 |
| #10 | Shinichi Taya | Toyo Kohan Co. | 1 |
| #10 | Ryoji Nishio | Hitachi High-Technologies | 1 |
| #10 | Kunihiro Yoshimura | Toyo Kohan Co. | 1 |
| #10 | Takashi Koshiro | Toyo Kohan Co. | 1 |
| #10 | Hironori Kusumoto | — | 1 |
| #10 | Yukihiro Mimaki | — | 1 |
| #10 | Masakazu Miyaji | Hitachi High-Technologies | 1 |
| #10 | Toshiaki Makino | Hitachi | 1 |