HK

Hirohisa Koga

SO Sony: 1 patents #385 of 1,361Top 30%
Overall (1997): #141,740 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5645241 Device for winding magnetic tape of tape cassette in good order Manabu Hanjo, Takayuki Kurahara 1997-07-08