KO

Kazuhiro Okawa

Sumitomo Electric Industries: 1 patents #611 of 1,892Top 35%
Overall (1994): #108,114 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5341001 Sulfide-selenide manganese-zinc mixed crystal photo semiconductor and laser diode Shigeo Hayashi, Tsuneo Mitsuyu 1994-08-23