KI

Ko Ishikawa

SO Sony: 2 patents #161 of 1,361Top 15%
Overall (1997): #32,869 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5649673 Cassette half and a tape cassette — 1997-07-22
5627706 Cassette half having multi-layer molded construction — 1997-05-06