YI

Yuuji Iwahashi

SO Sony: 1 patents #128 of 577Top 25%
📍 Rifu, JP: #21 of 97 inventorsTop 25%
Overall (1989): #39,710 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4802044 Mounting arrangements for levy springs acting against tape reels in a cassette Kiyoshi Urayama 1989-01-31