YS

Yasuyuki Sakaguchi

SD Showa Denko: 1 patents #12 of 74Top 20%
📍 Chichibu, JP: #7 of 20 inventorsTop 35%
Overall (2004): #84,802 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
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