SN

Sigemasa Nakamura

SK Showa Denko K.K.: 1 patents #14 of 80Top 20%
📍 Chichibu, JP: #5 of 13 inventorsTop 40%
Overall (1997): #76,755 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5656829 Semiconductor light emitting diode Yasuyuki Sakaguchi, Yasuo Hosokawa, Yutaka Saito 1997-08-12