NK

Noboru Koyama

KO Konica: 4 patents #14 of 395Top 4%
📍 Niiza, JP: #1 of 28 inventorsTop 4%
Overall (1994): #5,024 of 165,921Top 4%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5336559 Magnetic recording medium Hiroaki Yamagishi, Yasushi Nakano, Setsuko Kawahara 1994-08-09
5326635 Magnetic recording medium having a non-magnetic underlayer containing electrically conductive tin oxide coated pigment 1994-07-05
5324571 Magnetic recording medium comprising a support and a plurality of layers in which the magnetic layer has a specified plastic deformation Narito Goto, Ryosuke Isobe, Takahiro Mori 1994-06-28
5284716 Magnetic recording medium Yasushi Nakano, Yoshitaka Yasufuku, Masahiro Umemura, Takemasa Namiki, Seiichi Tobisawa +2 more 1994-02-08