HS

Hiroyasu Sumino

KT Kabushiki Kaisha Toshiba: 2 patents #169 of 1,730Top 10%
Overall (1997): #38,028 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5641718 Sintered aluminum nitride and circuit substrate using sintered aluminum nitride Akihiro Horiguchi, Katsuyoshi Oh-Ishi, Mitsuo Kasori, Fumio Ueno, Jun Monma +1 more 1997-06-24
5616956 Circuit substrate including insulating layer of aluminum nitride and electrically conductive layer of conductive component, aluminum nitride and other components, and semiconductor device containing same Akihiro Horiguchi, Jun Monma, Kazuo Kimura, Katsuyoshi Oh-Ishi, Fumio Ueno +1 more 1997-04-01