HT

Hirotoshi Takahashi

TC Tokai Optical Co.: 2 patents #1 of 1Top 100%
Overall (2023): #150,988 of 537,848Top 30%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11709292 Optical plastic product, and plastic spectacle lens and spectacles — 2023-07-25
11668957 Optical product, plastic spectacle lens, and spectacles — 2023-06-06