HU

Harutoshi Ukegawa

Sumitomo Electric Industries: 3 patents #99 of 2,038Top 5%
📍 Itami, JP: #15 of 229 inventorsTop 7%
Overall (1997): #15,953 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5677052 Aluminum nitride ceramics and method for preparing the same Kouhei Shimoda, Kazuya Kamitake, Hirohiko Nakata, Kazutaka Sasaki, Masuhiro Natsuhara 1997-10-14
5631200 Sintered silicon nitride-based body Matsuo Higuchi 1997-05-20
5602720 Mounting structure for semiconductor device having low thermal resistance Masuhiro Natsuhara 1997-02-11