TO

Takuji Okahisa

Sumitomo Electric Industries: 3 patents #267 of 3,352Top 8%
📍 Itami, JP: #17 of 165 inventorsTop 15%
Overall (2002): #20,125 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6468347 Method of growing single crystal GaN, method of making single crystal GaN substrate and single crystal GaN substrate Kensaku Motoki, Naoki Matsumoto 2002-10-22
6468882 Method of producing a single crystal gallium nitride substrate and single crystal gallium nitride substrate Kensaku Motoki, Hitoshi Kasai 2002-10-22
6413627 GaN single crystal substrate and method of producing same Kensaku Motoki, Naoki Matsumoto, Tatsuya Nishimoto 2002-07-02