Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7507642 | Vapor-phase growth method, semiconductor manufacturing method and semiconductor device manufacturing method | Hideo Yamagata, Kenji Atsuumi, Yoichi Negoro, Tatsushiro Hirata, Takashi Noguchi | 2009-03-24 |
| 7303979 | Vapor-phase growth method, semiconductor manufacturing method and semiconductor device manufacturing method | Hideo Yamagata, Kenji Atsuumi, Yoichi Negoro, Tatsushiro Hirata, Takashi Noguchi | 2007-12-04 |
| 7157344 | Vapor-phase growth method, semiconductor manufacturing method and semiconductor device manufacturing method | Hideo Yamagata, Kenji Atsuumi, Yoichi Negoro, Tatsushiro Hirata, Takashi Noguchi | 2007-01-02 |
| 7060582 | Adjusting the germanium concentration of a semiconductor layer for equal thermal expansion for a hetero-junction bipolar transistor device | Hideo Yamagata | 2006-06-13 |
| 6562736 | Manufacturing method for semiconductor device | Shusaku Yanagawa, Hideo Yamagata | 2003-05-13 |