YS

Yasuyuki Sakaguchi

SK Showa Denko K.K.: 6 patents #217 of 1,736Top 15%
SD Showa Denko: 2 patents #110 of 593Top 20%
📍 Chichibu, JP: #32 of 144 inventorsTop 25%
Overall (All Time): #650,857 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8823015 Silicon carbide epitaxial wafer and manufacturing method therefor Kenji Momose, Yutaka Tajima, Michiya Odawara, Yoshihiko Miyasaka 2014-09-02
8513674 Semiconductor device and method of manufacturing the same Akihiko Sugai 2013-08-20
7993453 Method for producing silicon carbide single crystal Naoki Oyanagi, Tomohiro Syounai 2011-08-09
7371281 Silicon carbide single crystal and method and apparatus for producing the same Atsushi Takagi, Naoki Oyanagi 2008-05-13
7029940 Ammonia for use in manufacture of GaN-type compound semiconductor and method for manufacturing GaN-type compound semiconductor Hideki Hayashida, Taizo Ito 2006-04-18
6719842 Ammonia for use in manufacture of GaN-type compound semiconductor and method for manufacturing GaN-type compound semiconductor Hideki Hayashida, Taizo Ito 2004-04-13
5744829 A1GaInP light emitting diode Shigetaka Murasato 1998-04-28
5656829 Semiconductor light emitting diode Sigemasa Nakamura, Yasuo Hosokawa, Yutaka Saito 1997-08-12