Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10166816 | Sound source device of horn | Hisanobu Ino, Ikuyo Ohsugi | 2019-01-01 |
| 6217285 | Impeller for a centrifugal blower | Michihiro Kurokawa, Kenji Ueyama, Katuyoshi Oki, Kenji Nasako | 2001-04-17 |
| 6158954 | Cross-flow fan and an air-conditioner using it | Tomohito Takada, Michihiro Kurokawa, Tomohito Koizumi, Yoshinori Toya, Kiyoshi Koyama +1 more | 2000-12-12 |