SI

Sakuji Ito

KC Kokuyo Co.: 2 patents #48 of 136Top 40%
TC Takano Co.: 2 patents #17 of 56Top 35%
Overall (All Time): #2,257,561 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5718474 Foldable chair Kiyoshi Kojima, Takao Sugano, Nobuyuki Nagai 1998-02-17
5634684 Foldable chair Kiyoshi Kojima, Takao Sugano, Nobuyuki Nagai 1997-06-03