KO

Kojiro Okawa

Dai Nippon Printing Co.: 2 patents #976 of 2,222Top 45%
📍 Oshima, JP: #468 of 1,090 inventorsTop 45%
Overall (All Time): #2,214,586 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6398826 Abrasive tape, process for producing it, and coating agent for abrasive tape Kazuhito Fujii, Masahisa Yamaguchi, Takaki Miyachi, Yasuki Suzuura 2002-06-04
6165061 Abrasive tape, process for producing it, and coating agent for abrasive tape Kazuhito Fujii, Masahisa Yamaguchi, Takaki Miyachi, Yasuki Suzuura 2000-12-26