NT

Norihisa Tanaka

HO Hoya: 2 patents #7 of 85Top 9%
Overall (2003): #49,542 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6671039 Spectacle lens image sensing processing apparatus and spectacle lens positioning method Toshiro Yoda, Masahiko Samukawa 2003-12-30
6604826 Method for evaluating an ocular optical lens and apparatus and memory medium therefor Hisanori Akiyama, Hua Qi, Toshiro Yoda 2003-08-12