KA

Kenji Atsuumi

SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #1,574,811 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7507642 Vapor-phase growth method, semiconductor manufacturing method and semiconductor device manufacturing method Hideo Yamagata, Takeyoshi Koumoto, Yoichi Negoro, Tatsushiro Hirata, Takashi Noguchi 2009-03-24
7303979 Vapor-phase growth method, semiconductor manufacturing method and semiconductor device manufacturing method Hideo Yamagata, Takeyoshi Koumoto, Yoichi Negoro, Tatsushiro Hirata, Takashi Noguchi 2007-12-04
7157344 Vapor-phase growth method, semiconductor manufacturing method and semiconductor device manufacturing method Hideo Yamagata, Takeyoshi Koumoto, Yoichi Negoro, Tatsushiro Hirata, Takashi Noguchi 2007-01-02