HK

Hiroyuki Kako

TC Toyo Contact Lens Co.: 1 patents #17 of 29Top 60%
Overall (All Time): #4,023,212 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4547543 Water-absorptive contact lenses Takanori Shibata, Masashige Yamanaka 1985-10-15