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Yoshiyuki Yamamoto

Sumitomo Electric Industries: 4 patents #41 of 2,038Top 3%
Overall (1997): #5,061 of 185,788Top 3%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5682063 Substrate for semiconductor device Takahiro Imai, Naoji Fujimori 1997-10-28
5677372 Diamond reinforced composite material Takahiro Imai, Takashi Tsuno, Naoji Fujimori 1997-10-14
5657365 X-ray generation apparatus Keiichiro Tanabe, Naoji Fujimori, Nobuhiro Ota 1997-08-12
5642779 Heat sink and a process for the production of the same Takashi Tsuno, Takahiro Imai, Naoji Fujimori 1997-07-01