TS

Tomiya Sonoda

KT Kabushiki Kaisha Toshiba: 1 patents #376 of 1,409Top 30%
Overall (1989): #48,113 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4814928 Information recording disk provided with distinguishing mark Hisashi Ito 1989-03-21