YK

Youji Koguchi

JC Japan Oxygen Co.: 1 patents #15 of 44Top 35%
Overall (All Time): #3,927,306 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4828594 Process for the production of glass Hiroshi Morishita, Hiroshi Namikawa, Shin-Ichi Miyake, Terukazu Imayoshi, Hitoshi Kikuchi +1 more 1989-05-09