KO

Kinzo Osumi

I. I.R.I.S: 1 patents #11 of 21Top 55%
YK Ykk: 1 patents #472 of 845Top 60%
Overall (All Time): #2,137,867 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7574783 Pull tab of slide fastener slider Koji Muratsubaki, Atsushi Arai 2009-08-18
4587693 Button Toshio Ozawa 1986-05-13