Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7549507 | Duct wall structure | Kiyoshi Aida, Kenji Sumimori, Yasuyuki Owa, Kiyoshi Motoyama | 2009-06-23 |
| 5126609 | Speed reduction motor with integral hermetic gear case | Toshio Honjoh, Yoshihiro Itoh, Mamoru Yoshida, Hitoshi IDE | 1992-06-30 |