KO

Kazuki OKA

UN Unitika: 3 patents #87 of 620Top 15%
Overall (All Time): #1,633,975 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5912075 Magnetic marker and process for manufacturing a roll having a plurality of magnetic markers arranged transversely thereon Nobuyoshi Yano, Shinji Furukawa 1999-06-15
5605768 Magnetic marker and manufacturing method therefor Shinji Furukawa, Nobuyoshi Yano, Toshiyuki Hirano, Isamu Ogasawara 1997-02-25
5181020 Thin-film magnetic material and process of production thereof Shinji Furukawa, Akira Tanimura 1993-01-19