MY

Masashige Yamanaka

TC Toyo Contact Lens Co.: 1 patents #1 of 3Top 35%
Overall (1989): #77,978 of 140,708Top 60%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4829126 High water-absorptive soft contact lens Tatsutoshi Nakajima, Nobuyuki Toyoshima 1989-05-09